49253813389 has 32 divisors (see below), whose sum is σ = 54892551168. Its totient is φ = 44186828400.

The previous prime is 49253813383. The next prime is 49253813393. The reversal of 49253813389 is 98331835294.

It is a de Polignac number, because none of the positive numbers 2^k-49253813389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49253813383) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 60731794 + ... + 60732604.

It is an arithmetic number, because the mean of its divisors is an integer number (1715392224).

Almost surely, 2^49253813389 is an apocalyptic number.

It is an amenable number.

49253813389 is a deficient number, since it is larger than the sum of its proper divisors (5638737779).

49253813389 is a wasteful number, since it uses less digits than its factorization.

49253813389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390 (or 1368 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 55.

The spelling of 49253813389 in words is "forty-nine billion, two hundred fifty-three million, eight hundred thirteen thousand, three hundred eighty-nine".