49397644508 has 24 divisors (see below), whose sum is σ = 90942490800. Its totient is φ = 23442946688.

The previous prime is 49397644403. The next prime is 49397644519. The reversal of 49397644508 is 80544679394.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3601985 + ... + 3615672.

It is an arithmetic number, because the mean of its divisors is an integer number (3789270450).

Almost surely, 2^49397644508 is an apocalyptic number.

It is an amenable number.

49397644508 is a deficient number, since it is larger than the sum of its proper divisors (41544846292).

49397644508 is a wasteful number, since it uses less digits than its factorization.

49397644508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7217749 (or 7217747 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 49397644508 in words is "forty-nine billion, three hundred ninety-seven million, six hundred forty-four thousand, five hundred eight".