3267920545056 has 72 divisors (see below), whose sum is σ = 9592928077824. Its totient is φ = 1054167914880.

The previous prime is 3267920545031. The next prime is 3267920545079. The reversal of 3267920545056 is 6505450297623.

It is a happy number.

3267920545056 is a `hidden beast` number, since 3 + 2 + 6 + 7 + 92 + 0 + 545 + 0 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 3267920544993 and 3267920545011.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183006336 + ... + 183024191.

It is an arithmetic number, because the mean of its divisors is an integer number (133235112192).

Almost surely, 2^{3267920545056} is an apocalyptic number.

3267920545056 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3267920545056 is an abundant number, since it is smaller than the sum of its proper divisors (6325007532768).

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

3267920545056 is a wasteful number, since it uses less digits than its factorization.

3267920545056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366030574 (or 366030563 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 54.

The spelling of 3267920545056 in words is "three trillion, two hundred sixty-seven billion, nine hundred twenty million, five hundred forty-five thousand, fifty-six".