156040113478 has 16 divisors (see below), whose sum is σ = 236784628080. Its totient is φ = 77112604800.

The previous prime is 156040113413. The next prime is 156040113499. The reversal of 156040113478 is 874311040651.

It is a self number, because there is not a number n which added to its sum of digits gives 156040113478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274873 + ... + 622603.

It is an arithmetic number, because the mean of its divisors is an integer number (14799039255).

Almost surely, 2^156040113478 is an apocalyptic number.

156040113478 is a deficient number, since it is larger than the sum of its proper divisors (80744514602).

156040113478 is a wasteful number, since it uses less digits than its factorization.

156040113478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350343.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 156040113478 in words is "one hundred fifty-six billion, forty million, one hundred thirteen thousand, four hundred seventy-eight".