1157954947056 has 60 divisors (see below), whose sum is σ = 3269344083408. Its totient is φ = 382569180672.

The previous prime is 1157954947043. The next prime is 1157954947133. The reversal of 1157954947056 is 6507494597511.

1157954947056 is a `hidden beast` number, since 1 + 1 + 5 + 7 + 95 + 494 + 7 + 0 + 56 = 666.

It is a super-2 number, since 2×1157954947056² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1157954946984 and 1157954947002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35564940 + ... + 35597483.

Almost surely, 2^{1157954947056} is an apocalyptic number.

1157954947056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1157954947056 is an abundant number, since it is smaller than the sum of its proper divisors (2111389136352).

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

1157954947056 is a wasteful number, since it uses less digits than its factorization.

1157954947056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71162550 (or 71162541 counting only the distinct ones).

The product of its (nonzero) digits is 47628000, while the sum is 63.

The spelling of 1157954947056 in words is "one trillion, one hundred fifty-seven billion, nine hundred fifty-four million, nine hundred forty-seven thousand, fifty-six".