42547629568 has 40 divisors (see below), whose sum is σ = 85061508840. Its totient is φ = 21261465600.

The previous prime is 42547629541. The next prime is 42547629587. The reversal of 42547629568 is 86592674524.

It is a happy number.

It is a congruent number.

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, 892743 + ... + 939193.

It is an arithmetic number, because the mean of its divisors is an integer number (2126537721).

Almost surely, 2^42547629568 is an apocalyptic number.

It is an amenable number.

42547629568 is a deficient number, since it is larger than the sum of its proper divisors (42513879272).

42547629568 is an equidigital number, since it uses as much as digits as its factorization.

42547629568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48258 (or 48242 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 58.

The spelling of 42547629568 in words is "forty-two billion, five hundred forty-seven million, six hundred twenty-nine thousand, five hundred sixty-eight".