39745510674 has 8 divisors (see below), whose sum is σ = 79491021360. Its totient is φ = 13248503556.

The previous prime is 39745510669. The next prime is 39745510691. The reversal of 39745510674 is 47601554793.

It is a sphenic number, since it is the product of 3 distinct primes.

39745510674 is an admirable number.

It is a super-3 number, since 3×39745510674³ (a number of 33 digits) contains 333 as substring.

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, 3312125884 + ... + 3312125895.

It is an arithmetic number, because the mean of its divisors is an integer number (9936377670).

Almost surely, 2^39745510674 is an apocalyptic number.

39745510674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39745510674 is a wasteful number, since it uses less digits than its factorization.

39745510674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624251784.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 39745510674 in words is "thirty-nine billion, seven hundred forty-five million, five hundred ten thousand, six hundred seventy-four".