56918816335936 has 21 divisors (see below), whose sum is σ = 112948395934989. Its totient is φ = 28459377990144.

The previous prime is 56918816335903. The next prime is 56918816335949. The reversal of 56918816335936 is 63953361881965.

The square root of 56918816335936 is 7544456.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 55934244366400 + 984571969536 = 7478920^2 + 992256^2 .

It is a super-3 number, since 3×56918816335936³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 59884120 + ... + 60827176.

Almost surely, 2^{56918816335936} is an apocalyptic number.

56918816335936 is the 7544456-th square number.

It is an amenable number.

56918816335936 is a deficient number, since it is larger than the sum of its proper divisors (56029579599053).

56918816335936 is an frugal number, since it uses more digits than its factorization.

56918816335936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886126 (or 943059 counting only the distinct ones).

The product of its digits is 755827200, while the sum is 73.

The spelling of 56918816335936 in words is "fifty-six trillion, nine hundred eighteen billion, eight hundred sixteen million, three hundred thirty-five thousand, nine hundred thirty-six".