39455913056 has 48 divisors (see below), whose sum is σ = 89453548800. Its totient is φ = 16780583040.

The previous prime is 39455913053. The next prime is 39455913061. The reversal of 39455913056 is 65031955493.

It is a junction number, because it is equal to n+sod(n) for n = 39455912995 and 39455913013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39455913053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642956 + ... + 701643.

It is an arithmetic number, because the mean of its divisors is an integer number (1863615600).

Almost surely, 2^39455913056 is an apocalyptic number.

It is an amenable number.

39455913056 is an abundant number, since it is smaller than the sum of its proper divisors (49997635744).

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

39455913056 is a wasteful number, since it uses less digits than its factorization.

39455913056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344747 (or 1344739 counting only the distinct ones).

The product of its (nonzero) digits is 2187000, while the sum is 50.

The spelling of 39455913056 in words is "thirty-nine billion, four hundred fifty-five million, nine hundred thirteen thousand, fifty-six".