49785490912 has 12 divisors (see below), whose sum is σ = 98015185296. Its totient is φ = 24892745440.

The previous prime is 49785490901. The next prime is 49785490927. The reversal of 49785490912 is 21909458794.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777898264 + ... + 777898327.

It is an arithmetic number, because the mean of its divisors is an integer number (8167932108).

Almost surely, 2^49785490912 is an apocalyptic number.

It is an amenable number.

49785490912 is a deficient number, since it is larger than the sum of its proper divisors (48229694384).

49785490912 is a wasteful number, since it uses less digits than its factorization.

49785490912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555796601 (or 1555796593 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 58.

The spelling of 49785490912 in words is "forty-nine billion, seven hundred eighty-five million, four hundred ninety thousand, nine hundred twelve".