39120613494 has 32 divisors (see below), whose sum is σ = 81024952320. Its totient is φ = 12578956800.

The previous prime is 39120613489. The next prime is 39120613541. The reversal of 39120613494 is 49431602193.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280299 + ... + 395990.

It is an arithmetic number, because the mean of its divisors is an integer number (2532029760).

Almost surely, 2^39120613494 is an apocalyptic number.

39120613494 is an abundant number, since it is smaller than the sum of its proper divisors (41904338826).

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

39120613494 is a wasteful number, since it uses less digits than its factorization.

39120613494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676636.

The product of its (nonzero) digits is 139968, while the sum is 42.

The spelling of 39120613494 in words is "thirty-nine billion, one hundred twenty million, six hundred thirteen thousand, four hundred ninety-four".