9477808842 has 16 divisors (see below), whose sum is σ = 18958033440. Its totient is φ = 3158866992.

The previous prime is 9477808819. The next prime is 9477808853. The reversal of 9477808842 is 2488087749.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47493 + ... + 145640.

It is an arithmetic number, because the mean of its divisors is an integer number (1184877090).

Almost surely, 2^9477808842 is an apocalyptic number.

9477808842 is an abundant number, since it is smaller than the sum of its proper divisors (9480224598).

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

9477808842 is a wasteful number, since it uses less digits than its factorization.

9477808842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201317.

The product of its (nonzero) digits is 7225344, while the sum is 57.

The square root of 9477808842 is about 97354.0386527441. The cubic root of 9477808842 is about 2116.2614216757.

The spelling of 9477808842 in words is "nine billion, four hundred seventy-seven million, eight hundred eight thousand, eight hundred forty-two".