39790436679272 has 32 divisors (see below), whose sum is σ = 77567451232320. Its totient is φ = 19120268069760.

The previous prime is 39790436679211. The next prime is 39790436679283. The reversal of 39790436679272 is 27297663409793.

It is a super-2 number, since 2×39790436679272² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 39790436679272.

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, 905293748 + ... + 905337699.

It is an arithmetic number, because the mean of its divisors is an integer number (2423982851010).

Almost surely, 2^{39790436679272} is an apocalyptic number.

It is an amenable number.

39790436679272 is a deficient number, since it is larger than the sum of its proper divisors (37777014553048).

39790436679272 is a wasteful number, since it uses less digits than its factorization.

39790436679272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810631561 (or 1810631557 counting only the distinct ones).

The product of its (nonzero) digits is 1296243648, while the sum is 74.

The spelling of 39790436679272 in words is "thirty-nine trillion, seven hundred ninety billion, four hundred thirty-six million, six hundred seventy-nine thousand, two hundred seventy-two".