49285820646 has 24 divisors (see below), whose sum is σ = 106826976360. Its totient is φ = 16422294336.

The previous prime is 49285820629. The next prime is 49285820671. The reversal of 49285820646 is 64602858294.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 49285820592 and 49285820601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 477780 + ... + 571703.

It is an arithmetic number, because the mean of its divisors is an integer number (4451124015).

Almost surely, 2^49285820646 is an apocalyptic number.

49285820646 is an abundant number, since it is smaller than the sum of its proper divisors (57541155714).

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

49285820646 is a wasteful number, since it uses less digits than its factorization.

49285820646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052100 (or 1052097 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 49285820646 in words is "forty-nine billion, two hundred eighty-five million, eight hundred twenty thousand, six hundred forty-six".