38721574347010 has 32 divisors (see below), whose sum is σ = 71402626077552. Its totient is φ = 15110049669120.

The previous prime is 38721574346941. The next prime is 38721574347017. The reversal of 38721574347010 is 1074347512783.

It can be written as a sum of positive squares in 8 ways, for example, as 16316905857561 + 22404668489449 = 4039419^2 + 4733357^2 .

It is a super-2 number, since 2×38721574347010² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38721574347017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5172834 + ... + 10207906.

Almost surely, 2^{38721574347010} is an apocalyptic number.

38721574347010 is a deficient number, since it is larger than the sum of its proper divisors (32681051730542).

38721574347010 is a wasteful number, since it uses less digits than its factorization.

38721574347010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053878.

The product of its (nonzero) digits is 3951360, while the sum is 52.

The spelling of 38721574347010 in words is "thirty-eight trillion, seven hundred twenty-one billion, five hundred seventy-four million, three hundred forty-seven thousand, ten".