2157852962756 has 12 divisors (see below), whose sum is σ = 3791287478160. Its totient is φ = 1074627969000.

The previous prime is 2157852962731. The next prime is 2157852962767. The reversal of 2157852962756 is 6572692587512.

It is a junction number, because it is equal to n+sod(n) for n = 2157852962692 and 2157852962701.

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 3 ways as a sum of consecutive naturals, for example, 1074626966 + ... + 1074628973.

It is an arithmetic number, because the mean of its divisors is an integer number (315940623180).

Almost surely, 2^{2157852962756} is an apocalyptic number.

It is an amenable number.

2157852962756 is a deficient number, since it is larger than the sum of its proper divisors (1633434515404).

2157852962756 is a wasteful number, since it uses less digits than its factorization.

2157852962756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149256194 (or 2149256192 counting only the distinct ones).

The product of its digits is 127008000, while the sum is 65.

The spelling of 2157852962756 in words is "two trillion, one hundred fifty-seven billion, eight hundred fifty-two million, nine hundred sixty-two thousand, seven hundred fifty-six".