42937778810 has 32 divisors (see below), whose sum is σ = 78806898432. Its totient is φ = 16838078400.

The previous prime is 42937778791. The next prime is 42937778837. The reversal of 42937778810 is 1887773924.

It is a happy number.

It is a super-2 number, since 2×42937778810² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672785 + ... + 733835.

It is an arithmetic number, because the mean of its divisors is an integer number (2462715576).

Almost surely, 2^42937778810 is an apocalyptic number.

42937778810 is a deficient number, since it is larger than the sum of its proper divisors (35869119622).

42937778810 is a wasteful number, since it uses less digits than its factorization.

42937778810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62438.

The product of its (nonzero) digits is 4741632, while the sum is 56.

The spelling of 42937778810 in words is "forty-two billion, nine hundred thirty-seven million, seven hundred seventy-eight thousand, eight hundred ten".