47434477008 has 80 divisors (see below), whose sum is σ = 123117852096. Its totient is φ = 15736949760.

The previous prime is 47434477003. The next prime is 47434477021. The reversal of 47434477008 is 80077443474.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47434477003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16683235 + ... + 16686077.

Almost surely, 2^47434477008 is an apocalyptic number.

47434477008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47434477008 is an abundant number, since it is smaller than the sum of its proper divisors (75683375088).

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

47434477008 is a wasteful number, since it uses less digits than its factorization.

47434477008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372 (or 4366 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 48.

The spelling of 47434477008 in words is "forty-seven billion, four hundred thirty-four million, four hundred seventy-seven thousand, eight".