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68571626201 = 1327119463987
BaseRepresentation
bin111111110111001011…
…111111101011011001
320112222212121112101022
4333313023333223121
52110413314014301
651300143532225
74645161130361
oct776713775331
9215885545338
1068571626201
1127098993761
12113585ba075
13660a543160
1434670399a1
151bb5013d1b
hexff72ffad9

68571626201 has 8 divisors (see below), whose sum is σ = 74118866304. Its totient is φ = 63063314640.

The previous prime is 68571626197. The next prime is 68571626209. The reversal of 68571626201 is 10262617586.

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 68571626201 - 22 = 68571626197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68571626209) 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, 9728471 + ... + 9735516.

It is an arithmetic number, because the mean of its divisors is an integer number (9264858288).

Almost surely, 268571626201 is an apocalyptic number.

It is an amenable number.

68571626201 is a deficient number, since it is larger than the sum of its proper divisors (5547240103).

68571626201 is a wasteful number, since it uses less digits than its factorization.

68571626201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19464271.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 68571626201 in words is "sixty-eight billion, five hundred seventy-one million, six hundred twenty-six thousand, two hundred one".

Divisors: 1 13 271 3523 19463987 253031831 5274740477 68571626201