42437664398 has 16 divisors (see below), whose sum is σ = 63742343040. Its totient is φ = 21190238976.

The previous prime is 42437664391. The next prime is 42437664403. The reversal of 42437664398 is 89346673424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42437664391) 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, 5424986 + ... + 5432802.

It is an arithmetic number, because the mean of its divisors is an integer number (3983896440).

Almost surely, 2^42437664398 is an apocalyptic number.

42437664398 is a deficient number, since it is larger than the sum of its proper divisors (21304678642).

42437664398 is a wasteful number, since it uses less digits than its factorization.

42437664398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11131.

The product of its digits is 20901888, while the sum is 56.

The spelling of 42437664398 in words is "forty-two billion, four hundred thirty-seven million, six hundred sixty-four thousand, three hundred ninety-eight".