1057772154312 has 64 divisors (see below), whose sum is σ = 3092901048000. Its totient is φ = 334033310592.

The previous prime is 1057772154281. The next prime is 1057772154359. The reversal of 1057772154312 is 2134512777501.

1057772154312 is a `hidden beast` number, since 1 + 0 + 5 + 7 + 77 + 21 + 543 + 12 = 666.

It is a super-2 number, since 2×1057772154312² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128866773 + ... + 128874980.

It is an arithmetic number, because the mean of its divisors is an integer number (48326578875).

Almost surely, 2^{1057772154312} is an apocalyptic number.

1057772154312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1057772154312 is an abundant number, since it is smaller than the sum of its proper divisors (2035128893688).

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

1057772154312 is a wasteful number, since it uses less digits than its factorization.

1057772154312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257741787 (or 257741777 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 45.

The spelling of 1057772154312 in words is "one trillion, fifty-seven billion, seven hundred seventy-two million, one hundred fifty-four thousand, three hundred twelve".