57334776912 has 640 divisors, whose sum is σ = 206451072000. Its totient is φ = 15362887680.

The previous prime is 57334776907. The next prime is 57334776949. The reversal of 57334776912 is 21967743375.

57334776912 is a `hidden beast` number, since 57 + 33 + 477 + 6 + 91 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 204038212 + ... + 204038492.

It is an arithmetic number, because the mean of its divisors is an integer number (322579800).

Almost surely, 2^57334776912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57334776912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103225536000).

57334776912 is an abundant number, since it is smaller than the sum of its proper divisors (149116295088).

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

57334776912 is an equidigital number, since it uses as much as digits as its factorization.

57334776912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 310 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 54.

The spelling of 57334776912 in words is "fifty-seven billion, three hundred thirty-four million, seven hundred seventy-six thousand, nine hundred twelve".