2641442775 has 24 divisors (see below), whose sum is σ = 4375828560. Its totient is φ = 1405981440.

The previous prime is 2641442737. The next prime is 2641442809. The reversal of 2641442775 is 5772441462.

It is not a de Polignac number, because 2641442775 - 2²⁵ = 2607888343 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3579 + ... + 72771.

It is an arithmetic number, because the mean of its divisors is an integer number (182326190).

Almost surely, 2^2641442775 is an apocalyptic number.

2641442775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2641442775 is a deficient number, since it is larger than the sum of its proper divisors (1734385785).

2641442775 is a wasteful number, since it uses less digits than its factorization.

2641442775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69715 (or 69710 counting only the distinct ones).

The product of its digits is 376320, while the sum is 42.

The square root of 2641442775 is about 51394.9683821286. The cubic root of 2641442775 is about 1382.3363725217.

The spelling of 2641442775 in words is "two billion, six hundred forty-one million, four hundred forty-two thousand, seven hundred seventy-five".