49879601597 has 8 divisors (see below), whose sum is σ = 58168632000. Its totient is φ = 42753943932.

The previous prime is 49879601573. The next prime is 49879601641. The reversal of 49879601597 is 79510697894.

It is not a de Polignac number, because 49879601597 - 2⁶ = 49879601533 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 (49879607597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72710447 + ... + 72711132.

It is an arithmetic number, because the mean of its divisors is an integer number (7271079000).

Almost surely, 2^49879601597 is an apocalyptic number.

It is an amenable number.

49879601597 is a deficient number, since it is larger than the sum of its proper divisors (8289030403).

49879601597 is an equidigital number, since it uses as much as digits as its factorization.

49879601597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145421600 (or 145421586 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 65.

The spelling of 49879601597 in words is "forty-nine billion, eight hundred seventy-nine million, six hundred one thousand, five hundred ninety-seven".