49519972352 has 52 divisors (see below), whose sum is σ = 101331188640. Its totient is φ = 24184086528.

The previous prime is 49519972339. The next prime is 49519972379. The reversal of 49519972352 is 25327991594.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35549 + ... + 316707.

Almost surely, 2^49519972352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49519972352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50665594320).

49519972352 is an abundant number, since it is smaller than the sum of its proper divisors (51811216288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49519972352 is an equidigital number, since it uses as much as digits as its factorization.

49519972352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281226 (or 281204 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 56.

The spelling of 49519972352 in words is "forty-nine billion, five hundred nineteen million, nine hundred seventy-two thousand, three hundred fifty-two".