2956428975 has 24 divisors (see below), whose sum is σ = 5145226240. Its totient is φ = 1493773920.

The previous prime is 2956428931. The next prime is 2956428991. The reversal of 2956428975 is 5798246592.

It is not a de Polignac number, because 2956428975 - 2⁷ = 2956428847 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1035919 + ... + 1038768.

Almost surely, 2^2956428975 is an apocalyptic number.

2956428975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2956428975 is a deficient number, since it is larger than the sum of its proper divisors (2188797265).

2956428975 is a wasteful number, since it uses less digits than its factorization.

2956428975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074719 (or 2074714 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 57.

The square root of 2956428975 is about 54373.0537582726. The cubic root of 2956428975 is about 1435.2332375524.

The spelling of 2956428975 in words is "two billion, nine hundred fifty-six million, four hundred twenty-eight thousand, nine hundred seventy-five".