49478516952 has 64 divisors (see below), whose sum is σ = 127722562560. Its totient is φ = 15956304000.

The previous prime is 49478516947. The next prime is 49478516963. The reversal of 49478516952 is 25961587494.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3514327 + ... + 3528377.

It is an arithmetic number, because the mean of its divisors is an integer number (1995665040).

Almost surely, 2^49478516952 is an apocalyptic number.

It is an amenable number.

49478516952 is an abundant number, since it is smaller than the sum of its proper divisors (78244045608).

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

49478516952 is a wasteful number, since it uses less digits than its factorization.

49478516952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18824 (or 18820 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 60.

The spelling of 49478516952 in words is "forty-nine billion, four hundred seventy-eight million, five hundred sixteen thousand, nine hundred fifty-two".