2975994771963 has 16 divisors (see below), whose sum is σ = 3971119193856. Its totient is φ = 1982434053600.

The previous prime is 2975994771913. The next prime is 2975994771973. The reversal of 2975994771963 is 3691774995792.

It is not a de Polignac number, because 2975994771963 - 2⁸ = 2975994771707 is a prime.

It is a super-2 number, since 2×2975994771963² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2975994771913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19744938 + ... + 19895088.

It is an arithmetic number, because the mean of its divisors is an integer number (248194949616).

Almost surely, 2^{2975994771963} is an apocalyptic number.

2975994771963 is a deficient number, since it is larger than the sum of its proper divisors (995124421893).

2975994771963 is a wasteful number, since it uses less digits than its factorization.

2975994771963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155314.

The product of its digits is 1620304560, while the sum is 78.

The spelling of 2975994771963 in words is "two trillion, nine hundred seventy-five billion, nine hundred ninety-four million, seven hundred seventy-one thousand, nine hundred sixty-three".