42472806394 has 16 divisors (see below), whose sum is σ = 64416135168. Its totient is φ = 21002053072.

The previous prime is 42472806391. The next prime is 42472806401. The reversal of 42472806394 is 49360827424.

It is not an unprimeable number, because it can be changed into a prime (42472806391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256954 + ... + 388549.

It is an arithmetic number, because the mean of its divisors is an integer number (4026008448).

Almost surely, 2^42472806394 is an apocalyptic number.

42472806394 is a deficient number, since it is larger than the sum of its proper divisors (21943328774).

42472806394 is a wasteful number, since it uses less digits than its factorization.

42472806394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645869.

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 42472806394 in words is "forty-two billion, four hundred seventy-two million, eight hundred six thousand, three hundred ninety-four".