15603410641 has 32 divisors (see below), whose sum is σ = 20242396160. Its totient is φ = 11679909696.

The previous prime is 15603410629. The next prime is 15603410659. The reversal of 15603410641 is 14601430651.

It is not a de Polignac number, because 15603410641 - 2¹⁹ = 15602886353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15603410681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1354990 + ... + 1366456.

It is an arithmetic number, because the mean of its divisors is an integer number (632574880).

Almost surely, 2^15603410641 is an apocalyptic number.

It is an amenable number.

15603410641 is a deficient number, since it is larger than the sum of its proper divisors (4638985519).

15603410641 is a wasteful number, since it uses less digits than its factorization.

15603410641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12293.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 15603410641 in words is "fifteen billion, six hundred three million, four hundred ten thousand, six hundred forty-one".