56466224474072 has 128 divisors (see below), whose sum is σ = 122089718016000. Its totient is φ = 23982934187520.

The previous prime is 56466224474059. The next prime is 56466224474081. The reversal of 56466224474072 is 27047442266465.

It is a super-2 number, since 2×56466224474072² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2360912258 + ... + 2360936174.

It is an arithmetic number, because the mean of its divisors is an integer number (953825922000).

Almost surely, 2^{56466224474072} is an apocalyptic number.

It is an amenable number.

56466224474072 is an abundant number, since it is smaller than the sum of its proper divisors (65623493541928).

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

56466224474072 is a wasteful number, since it uses less digits than its factorization.

56466224474072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25009 (or 25005 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 59.

The spelling of 56466224474072 in words is "fifty-six trillion, four hundred sixty-six billion, two hundred twenty-four million, four hundred seventy-four thousand, seventy-two".