47447737800 has 96 divisors (see below), whose sum is σ = 155740255200. Its totient is φ = 11908449280.

The previous prime is 47447737751. The next prime is 47447737837. The reversal of 47447737800 is 873774474.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2315670 + ... + 2336069.

It is an arithmetic number, because the mean of its divisors is an integer number (1622294325).

Almost surely, 2^47447737800 is an apocalyptic number.

47447737800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47447737800 is an abundant number, since it is smaller than the sum of its proper divisors (108292517400).

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

47447737800 is a wasteful number, since it uses less digits than its factorization.

47447737800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4651775 (or 4651766 counting only the distinct ones).

The product of its (nonzero) digits is 3687936, while the sum is 51.

The spelling of 47447737800 in words is "forty-seven billion, four hundred forty-seven million, seven hundred thirty-seven thousand, eight hundred".