56073434406 has 32 divisors (see below), whose sum is σ = 129538631808. Its totient is φ = 15992423040.

The previous prime is 56073434393. The next prime is 56073434449. The reversal of 56073434406 is 60443437065.

56073434406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×56073434406³ (a number of 33 digits) contains 333 as substring.

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, 24987040 + ... + 24989283.

It is an arithmetic number, because the mean of its divisors is an integer number (4048082244).

Almost surely, 2^56073434406 is an apocalyptic number.

56073434406 is an abundant number, since it is smaller than the sum of its proper divisors (73465197402).

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

56073434406 is a wasteful number, since it uses less digits than its factorization.

56073434406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49976356.

The product of its (nonzero) digits is 725760, while the sum is 42.

The spelling of 56073434406 in words is "fifty-six billion, seventy-three million, four hundred thirty-four thousand, four hundred six".