48487961856 has 72 divisors (see below), whose sum is σ = 132196305024. Its totient is φ = 15768432640.

The previous prime is 48487961843. The next prime is 48487961857. The reversal of 48487961856 is 65816978484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48487961857) 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, 738456 + ... + 801431.

It is an arithmetic number, because the mean of its divisors is an integer number (1836059792).

Almost surely, 2^48487961856 is an apocalyptic number.

It is an amenable number.

48487961856 is an abundant number, since it is smaller than the sum of its proper divisors (83708343168).

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

48487961856 is a wasteful number, since it uses less digits than its factorization.

48487961856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539947 (or 1539933 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 66.

The spelling of 48487961856 in words is "forty-eight billion, four hundred eighty-seven million, nine hundred sixty-one thousand, eight hundred fifty-six".