1156780607672 has 32 divisors (see below), whose sum is σ = 2182724858880. Its totient is φ = 574722125280.

The previous prime is 1156780607603. The next prime is 1156780607707. The reversal of 1156780607672 is 2767060876511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6340073 + ... + 6519975.

It is an arithmetic number, because the mean of its divisors is an integer number (68210151840).

Almost surely, 2^{1156780607672} is an apocalyptic number.

It is an amenable number.

1156780607672 is a deficient number, since it is larger than the sum of its proper divisors (1025944251208).

1156780607672 is a wasteful number, since it uses less digits than its factorization.

1156780607672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185003 (or 184999 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 1156780607672 in words is "one trillion, one hundred fifty-six billion, seven hundred eighty million, six hundred seven thousand, six hundred seventy-two".