15055601601 has 16 divisors (see below), whose sum is σ = 20525436288. Its totient is φ = 9813388800.

The previous prime is 15055601593. The next prime is 15055601629. The reversal of 15055601601 is 10610655051.

It is not a de Polignac number, because 15055601601 - 2³ = 15055601593 is a prime.

It is a super-2 number, since 2×15055601601² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15055601641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215760 + ... + 276881.

It is an arithmetic number, because the mean of its divisors is an integer number (1282839768).

Almost surely, 2^15055601601 is an apocalyptic number.

It is an amenable number.

15055601601 is a deficient number, since it is larger than the sum of its proper divisors (5469834687).

15055601601 is a wasteful number, since it uses less digits than its factorization.

15055601601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492872.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 15055601601 in words is "fifteen billion, fifty-five million, six hundred one thousand, six hundred one".