56340400143640 has 64 divisors (see below), whose sum is σ = 134228904420960. Its totient is φ = 21209525975040.

The previous prime is 56340400143613. The next prime is 56340400143733. The reversal of 56340400143640 is 4634100404365.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 56340400143593 and 56340400143602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12939799 + ... + 16736761.

Almost surely, 2^{56340400143640} is an apocalyptic number.

It is an amenable number.

56340400143640 is an abundant number, since it is smaller than the sum of its proper divisors (77888504277320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56340400143640 is a wasteful number, since it uses less digits than its factorization.

56340400143640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818812 (or 3818808 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 56340400143640 in words is "fifty-six trillion, three hundred forty billion, four hundred million, one hundred forty-three thousand, six hundred forty".