39665081112484 has 27 divisors (see below), whose sum is σ = 71725986744993. Its totient is φ = 19192592242800.

The previous prime is 39665081112473. The next prime is 39665081112499. The reversal of 39665081112484 is 48421118056693.

The square root of 39665081112484 is 6298022.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 17660350666084 + 22004730446400 = 4202422^2 + 4690920^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 390426574 + ... + 390528154.

Almost surely, 2^{39665081112484} is an apocalyptic number.

39665081112484 is the 6298022-nd square number.

It is an amenable number.

39665081112484 is a deficient number, since it is larger than the sum of its proper divisors (32060905632509).

39665081112484 is an frugal number, since it uses more digits than its factorization.

39665081112484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203228 (or 101614 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 58.

The spelling of 39665081112484 in words is "thirty-nine trillion, six hundred sixty-five billion, eighty-one million, one hundred twelve thousand, four hundred eighty-four".