49839031492 has 24 divisors (see below), whose sum is σ = 89296476192. Its totient is φ = 24326400000.

The previous prime is 49839031481. The next prime is 49839031519. The reversal of 49839031492 is 29413093894.

It is a happy 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, 231492 + ... + 391492.

It is an arithmetic number, because the mean of its divisors is an integer number (3720686508).

Almost surely, 2^49839031492 is an apocalyptic number.

It is an amenable number.

49839031492 is a deficient number, since it is larger than the sum of its proper divisors (39457444700).

49839031492 is a wasteful number, since it uses less digits than its factorization.

49839031492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161859 (or 161857 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 52.

The spelling of 49839031492 in words is "forty-nine billion, eight hundred thirty-nine million, thirty-one thousand, four hundred ninety-two".