47877855478432 has 96 divisors (see below), whose sum is σ = 109821547713024. Its totient is φ = 20120222054400.

The previous prime is 47877855478403. The next prime is 47877855478459. The reversal of 47877855478432 is 23487455877874.

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, 19260057 + ... + 21603367.

It is an arithmetic number, because the mean of its divisors is an integer number (1143974455344).

Almost surely, 2^{47877855478432} 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 47877855478432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54910773856512).

47877855478432 is an abundant number, since it is smaller than the sum of its proper divisors (61943692234592).

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

47877855478432 is a wasteful number, since it uses less digits than its factorization.

47877855478432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345102 (or 2345094 counting only the distinct ones).

The product of its digits is 11801395200, while the sum is 79.

The spelling of 47877855478432 in words is "forty-seven trillion, eight hundred seventy-seven billion, eight hundred fifty-five million, four hundred seventy-eight thousand, four hundred thirty-two".