8976913491 has 32 divisors (see below), whose sum is σ = 14819632128. Its totient is φ = 4706697600.

The previous prime is 8976913487. The next prime is 8976913499. The reversal of 8976913491 is 1943196798.

It is not a de Polignac number, because 8976913491 - 2² = 8976913487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8976913499) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52860 + ... + 144041.

It is an arithmetic number, because the mean of its divisors is an integer number (463113504).

Almost surely, 2^8976913491 is an apocalyptic number.

8976913491 is a deficient number, since it is larger than the sum of its proper divisors (5842718637).

8976913491 is a wasteful number, since it uses less digits than its factorization.

8976913491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197091.

The product of its digits is 2939328, while the sum is 57.

The square root of 8976913491 is about 94746.5750884959. The cubic root of 8976913491 is about 2078.3037121666.

The spelling of 8976913491 in words is "eight billion, nine hundred seventy-six million, nine hundred thirteen thousand, four hundred ninety-one".