2157479482916 has 12 divisors (see below), whose sum is σ = 3777377640960. Its totient is φ = 1078228728360.

The previous prime is 2157479482903. The next prime is 2157479482933. The reversal of 2157479482916 is 6192849747512.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127743776 + ... + 127760663.

It is an arithmetic number, because the mean of its divisors is an integer number (314781470080).

Almost surely, 2^{2157479482916} is an apocalyptic number.

It is an amenable number.

2157479482916 is a deficient number, since it is larger than the sum of its proper divisors (1619898158044).

2157479482916 is a wasteful number, since it uses less digits than its factorization.

2157479482916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255506554 (or 255506552 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 65.

The spelling of 2157479482916 in words is "two trillion, one hundred fifty-seven billion, four hundred seventy-nine million, four hundred eighty-two thousand, nine hundred sixteen".