39157340406 has 8 divisors (see below), whose sum is σ = 78314680824. Its totient is φ = 13052446800.

The previous prime is 39157340399. The next prime is 39157340477. The reversal of 39157340406 is 60404375193.

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

39157340406 is an admirable number.

It is a congruent number.

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, 3263111695 + ... + 3263111706.

It is an arithmetic number, because the mean of its divisors is an integer number (9789335103).

Almost surely, 2^39157340406 is an apocalyptic number.

39157340406 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.

39157340406 is a wasteful number, since it uses less digits than its factorization.

39157340406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6526223406.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 39157340406 in words is "thirty-nine billion, one hundred fifty-seven million, three hundred forty thousand, four hundred six".