42404661402122 has 8 divisors (see below), whose sum is σ = 63609706824672. Its totient is φ = 21201425793900.

The previous prime is 42404661402107. The next prime is 42404661402157. The reversal of 42404661402122 is 22120416640424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42404661402122² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452395004 + ... + 452488727.

It is an arithmetic number, because the mean of its divisors is an integer number (7951213353084).

Almost surely, 2^{42404661402122} is an apocalyptic number.

42404661402122 is a deficient number, since it is larger than the sum of its proper divisors (21205045422550).

42404661402122 is a wasteful number, since it uses less digits than its factorization.

42404661402122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904907164.

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 42404661402122 in words is "forty-two trillion, four hundred four billion, six hundred sixty-one million, four hundred two thousand, one hundred twenty-two".