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148620768361 = 1383137739359
BaseRepresentation
bin1000101001101001111…
…1001111010001101001
3112012121122012021202021
42022122133033101221
54413333404041421
6152135254504441
713510650454522
oct2123237172151
9465548167667
10148620768361
1158036604a9a
1224978965121
13110268c2a70
14729c527849
153cec98d341
hex229a7cf469

148620768361 has 8 divisors (see below), whose sum is σ = 161981487360. Its totient is φ = 135535528272.

The previous prime is 148620768353. The next prime is 148620768421. The reversal of 148620768361 is 163867026841.

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 148620768361 - 23 = 148620768353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148620768299 and 148620768308.

It is not an unprimeable number, because it can be changed into a prime (148620768311) 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, 68868601 + ... + 68870758.

It is an arithmetic number, because the mean of its divisors is an integer number (20247685920).

Almost surely, 2148620768361 is an apocalyptic number.

It is an amenable number.

148620768361 is a deficient number, since it is larger than the sum of its proper divisors (13360718999).

148620768361 is a wasteful number, since it uses less digits than its factorization.

148620768361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137739455.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 148620768361 in words is "one hundred forty-eight billion, six hundred twenty million, seven hundred sixty-eight thousand, three hundred sixty-one".

Divisors: 1 13 83 1079 137739359 1790611667 11432366797 148620768361