56073401540 has 192 divisors, whose sum is σ = 142699415040. Its totient is φ = 18302423040.

The previous prime is 56073401507. The next prime is 56073401599. The reversal of 56073401540 is 4510437065.

It is a self number, because there is not a number n which added to its sum of digits gives 56073401540.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4652402 + ... + 4664438.

It is an arithmetic number, because the mean of its divisors is an integer number (743226120).

Almost surely, 2^56073401540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56073401540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71349707520).

56073401540 is an abundant number, since it is smaller than the sum of its proper divisors (86626013500).

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

56073401540 is a wasteful number, since it uses less digits than its factorization.

56073401540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12142 (or 12140 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 56073401540 in words is "fifty-six billion, seventy-three million, four hundred one thousand, five hundred forty".