56452122440 has 32 divisors (see below), whose sum is σ = 145162601280. Its totient is φ = 19355013312.

The previous prime is 56452122421. The next prime is 56452122469. The reversal of 56452122440 is 4422125465.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 56452122440.

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, 100807082 + ... + 100807641.

It is an arithmetic number, because the mean of its divisors is an integer number (4536331290).

Almost surely, 2^56452122440 is an apocalyptic number.

It is an amenable number.

56452122440 is an abundant number, since it is smaller than the sum of its proper divisors (88710478840).

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

56452122440 is a wasteful number, since it uses less digits than its factorization.

56452122440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201614741 (or 201614737 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 56452122440 in words is "fifty-six billion, four hundred fifty-two million, one hundred twenty-two thousand, four hundred forty".