76475256430642 has 8 divisors (see below), whose sum is σ = 114779539435932. Its totient is φ = 38215409952000.

The previous prime is 76475256430633. The next prime is 76475256430681. The reversal of 76475256430642 is 24603465257467.

It can be written as a sum of positive squares in 2 ways, for example, as 68890514600961 + 7584741829681 = 8300031^2 + 2754041^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×76475256430642² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11109127359 + ... + 11109134242.

Almost surely, 2^{76475256430642} is an apocalyptic number.

76475256430642 is a deficient number, since it is larger than the sum of its proper divisors (38304283005290).

76475256430642 is a wasteful number, since it uses less digits than its factorization.

76475256430642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22218263324.

The product of its (nonzero) digits is 203212800, while the sum is 61.

The spelling of 76475256430642 in words is "seventy-six trillion, four hundred seventy-five billion, two hundred fifty-six million, four hundred thirty thousand, six hundred forty-two".