39645494903046 has 16 divisors (see below), whose sum is σ = 79291318800384. Its totient is φ = 13215110135304.

The previous prime is 39645494903033. The next prime is 39645494903057. The reversal of 39645494903046 is 64030949454693.

It is a super-2 number, since 2×39645494903046² (a number of 28 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 12127510 + ... + 15045513.

It is an arithmetic number, because the mean of its divisors is an integer number (4955707425024).

Almost surely, 2^{39645494903046} is an apocalyptic number.

39645494903046 is an abundant number, since it is smaller than the sum of its proper divisors (39645823897338).

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

39645494903046 is a wasteful number, since it uses less digits than its factorization.

39645494903046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27416195.

The product of its (nonzero) digits is 302330880, while the sum is 66.

The spelling of 39645494903046 in words is "thirty-nine trillion, six hundred forty-five billion, four hundred ninety-four million, nine hundred three thousand, forty-six".