49913061747 has 16 divisors (see below), whose sum is σ = 66916082688. Its totient is φ = 33093007200.

The previous prime is 49913061727. The next prime is 49913061749. The reversal of 49913061747 is 74716031994.

It is not a de Polignac number, because 49913061747 - 2⁷ = 49913061619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49913061747.

It is not an unprimeable number, because it can be changed into a prime (49913061749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640872 + ... + 714522.

It is an arithmetic number, because the mean of its divisors is an integer number (4182255168).

Almost surely, 2^49913061747 is an apocalyptic number.

49913061747 is a deficient number, since it is larger than the sum of its proper divisors (17003020941).

49913061747 is a wasteful number, since it uses less digits than its factorization.

49913061747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74890.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 49913061747 in words is "forty-nine billion, nine hundred thirteen million, sixty-one thousand, seven hundred forty-seven".