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157554004608001 = 1987102477738109
BaseRepresentation
bin100011110100101101100110…
…011110100100010000000001
3202122212000102110211211010001
4203310231212132210100001
5131122331100134424001
61315031151023040001
745120621052404061
oct4364554636442001
9678760373754101
10157554004608001
11462243071a4341
1215807031440001
1369bb381927c51
142ac9923d993a1
15133351b98c001
hex8f4b667a4401

157554004608001 has 8 divisors (see below), whose sum is σ = 157648700744640. Its totient is φ = 157459323972048.

The previous prime is 157554004607999. The next prime is 157554004608029. The reversal of 157554004608001 is 100806400455751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 157554004608001 - 21 = 157554004607999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157554004408001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16491735 + ... + 24229843.

It is an arithmetic number, because the mean of its divisors is an integer number (19706087593080).

Almost surely, 2157554004608001 is an apocalyptic number.

It is an amenable number.

157554004608001 is a deficient number, since it is larger than the sum of its proper divisors (94696136639).

157554004608001 is a wasteful number, since it uses less digits than its factorization.

157554004608001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7750343.

The product of its (nonzero) digits is 672000, while the sum is 46.

It can be divided in two parts, 157554004 and 608001, that added together give a triangular number (158162005 = T17785).

The spelling of 157554004608001 in words is "one hundred fifty-seven trillion, five hundred fifty-four billion, four million, six hundred eight thousand, one".

Divisors: 1 1987 10247 7738109 20360789 15375622583 79292402923 157554004608001