2975678973 has 12 divisors (see below), whose sum is σ = 4362356128. Its totient is φ = 1954176840.

The previous prime is 2975678969. The next prime is 2975678987. The reversal of 2975678973 is 3798765792.

It is not a de Polignac number, because 2975678973 - 2² = 2975678969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2975678973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2975671973) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2466793 + ... + 2467998.

Almost surely, 2^2975678973 is an apocalyptic number.

It is an amenable number.

2975678973 is a deficient number, since it is larger than the sum of its proper divisors (1386677155).

2975678973 is a wasteful number, since it uses less digits than its factorization.

2975678973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934864 (or 4934861 counting only the distinct ones).

The product of its digits is 40007520, while the sum is 63.

The square root of 2975678973 is about 54549.7843533776. The cubic root of 2975678973 is about 1438.3415469950.

The spelling of 2975678973 in words is "two billion, nine hundred seventy-five million, six hundred seventy-eight thousand, nine hundred seventy-three".