6742120875 has 32 divisors (see below), whose sum is σ = 12821592576. Its totient is φ = 3082111200.

The previous prime is 6742120849. The next prime is 6742120921. The reversal of 6742120875 is 5780212476.

It is not a de Polignac number, because 6742120875 - 2¹⁰ = 6742119851 is a prime.

It is a super-2 number, since 2×6742120875² = 90912387786221531250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1281589 + ... + 1286838.

It is an arithmetic number, because the mean of its divisors is an integer number (400674768).

Almost surely, 2^6742120875 is an apocalyptic number.

6742120875 is a deficient number, since it is larger than the sum of its proper divisors (6079471701).

6742120875 is a wasteful number, since it uses less digits than its factorization.

6742120875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568452 (or 2568442 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 6742120875 is about 82110.4187968859. The cubic root of 6742120875 is about 1889.1459496200.

The spelling of 6742120875 in words is "six billion, seven hundred forty-two million, one hundred twenty thousand, eight hundred seventy-five".