42762621772 has 24 divisors (see below), whose sum is σ = 83190810752. Its totient is φ = 19099929600.

The previous prime is 42762621767. The next prime is 42762621773. The reversal of 42762621772 is 27712626724.

It is not an unprimeable number, because it can be changed into a prime (42762621773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13262229 + ... + 13265452.

Almost surely, 2^42762621772 is an apocalyptic number.

It is an amenable number.

42762621772 is a deficient number, since it is larger than the sum of its proper divisors (40428188980).

42762621772 is a wasteful number, since it uses less digits than its factorization.

42762621772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26527729 (or 26527727 counting only the distinct ones).

The product of its digits is 790272, while the sum is 46.

The spelling of 42762621772 in words is "forty-two billion, seven hundred sixty-two million, six hundred twenty-one thousand, seven hundred seventy-two".