38675772686446 has 16 divisors (see below), whose sum is σ = 66304328048640. Its totient is φ = 16574580290520.

The previous prime is 38675772686423. The next prime is 38675772686471. The reversal of 38675772686446 is 64468627757683.

It is a super-2 number, since 2×38675772686446² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62251590 + ... + 62869801.

It is an arithmetic number, because the mean of its divisors is an integer number (4144020503040).

Almost surely, 2^{38675772686446} is an apocalyptic number.

38675772686446 is a deficient number, since it is larger than the sum of its proper divisors (27628555362194).

38675772686446 is a wasteful number, since it uses less digits than its factorization.

38675772686446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125143479.

The product of its digits is 13655900160, while the sum is 79.

The spelling of 38675772686446 in words is "thirty-eight trillion, six hundred seventy-five billion, seven hundred seventy-two million, six hundred eighty-six thousand, four hundred forty-six".