39072206690 has 32 divisors (see below), whose sum is σ = 76891590144. Its totient is φ = 14176967040.

The previous prime is 39072206687. The next prime is 39072206737. The reversal of 39072206690 is 9660227093.

It is a super-2 number, since 2×39072206690² (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, 338354 + ... + 438893.

It is an arithmetic number, because the mean of its divisors is an integer number (2402862192).

Almost surely, 2^39072206690 is an apocalyptic number.

39072206690 is a deficient number, since it is larger than the sum of its proper divisors (37819383454).

39072206690 is a wasteful number, since it uses less digits than its factorization.

39072206690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777722.

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 39072206690 in words is "thirty-nine billion, seventy-two million, two hundred six thousand, six hundred ninety".