49866315844 has 6 divisors (see below), whose sum is σ = 87266052734. Its totient is φ = 24933157920.

The previous prime is 49866315817. The next prime is 49866315871. The reversal of 49866315844 is 44851366894.

It is an interprime number because it is at equal distance from previous prime (49866315817) and next prime (49866315871).

It can be written as a sum of positive squares in only one way, i.e., 45246394944 + 4619920900 = 212712^2 + 67970^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6233289477 + ... + 6233289484.

Almost surely, 2^49866315844 is an apocalyptic number.

It is an amenable number.

49866315844 is a deficient number, since it is larger than the sum of its proper divisors (37399736890).

49866315844 is a wasteful number, since it uses less digits than its factorization.

49866315844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12466578965 (or 12466578963 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 58.

The spelling of 49866315844 in words is "forty-nine billion, eight hundred sixty-six million, three hundred fifteen thousand, eight hundred forty-four".