47489149864 has 16 divisors (see below), whose sum is σ = 95891552820. Its totient is φ = 21918069120.

The previous prime is 47489149859. The next prime is 47489149907. The reversal of 47489149864 is 46894198474.

It is a happy number.

47489149864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45992233764 + 1496916100 = 214458^2 + 38690^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47489149796 and 47489149805.

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, 228313117 + ... + 228313324.

Almost surely, 2^47489149864 is an apocalyptic number.

It is an amenable number.

47489149864 is an abundant number, since it is smaller than the sum of its proper divisors (48402402956).

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

47489149864 is a wasteful number, since it uses less digits than its factorization.

47489149864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456626460 (or 456626456 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 64.

The spelling of 47489149864 in words is "forty-seven billion, four hundred eighty-nine million, one hundred forty-nine thousand, eight hundred sixty-four".