57043781812704 has 48 divisors (see below), whose sum is σ = 150605476014672. Its totient is φ = 18904682984448.

The previous prime is 57043781812673. The next prime is 57043781812733. The reversal of 57043781812704 is 40721818734075.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1717341949 + ... + 1717375164.

It is an arithmetic number, because the mean of its divisors is an integer number (3137614083639).

Almost surely, 2^{57043781812704} is an apocalyptic number.

It is an amenable number.

57043781812704 is an abundant number, since it is smaller than the sum of its proper divisors (93561694201968).

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

57043781812704 is a wasteful number, since it uses less digits than its factorization.

57043781812704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434717299 (or 3434717291 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 57.

The spelling of 57043781812704 in words is "fifty-seven trillion, forty-three billion, seven hundred eighty-one million, eight hundred twelve thousand, seven hundred four".