57444778047052 has 24 divisors (see below), whose sum is σ = 114435447178752. Its totient is φ = 24975990454800.

The previous prime is 57444778047047. The next prime is 57444778047053. The reversal of 57444778047052 is 25074087744475.

It is a super-2 number, since 2×57444778047052² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57444778047053) 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, 28381806324 + ... + 28381808347.

It is an arithmetic number, because the mean of its divisors is an integer number (4768143632448).

Almost surely, 2^{57444778047052} is an apocalyptic number.

It is an amenable number.

57444778047052 is a deficient number, since it is larger than the sum of its proper divisors (56990669131700).

57444778047052 is a wasteful number, since it uses less digits than its factorization.

57444778047052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56763614709 (or 56763614707 counting only the distinct ones).

The product of its (nonzero) digits is 245862400, while the sum is 64.

The spelling of 57444778047052 in words is "fifty-seven trillion, four hundred forty-four billion, seven hundred seventy-eight million, forty-seven thousand, fifty-two".