42404026446 has 32 divisors (see below), whose sum is σ = 95164164000. Its totient is φ = 13994726400.

The previous prime is 42404026421. The next prime is 42404026477. The reversal of 42404026446 is 64462040424.

42404026446 is a `hidden beast` number, since 4 + 2 + 4 + 0 + 4 + 0 + 2 + 644 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 42404026446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3881971 + ... + 3892878.

It is an arithmetic number, because the mean of its divisors is an integer number (2973880125).

Almost surely, 2^42404026446 is an apocalyptic number.

42404026446 is an abundant number, since it is smaller than the sum of its proper divisors (52760137554).

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

42404026446 is a wasteful number, since it uses less digits than its factorization.

42404026446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7774961 (or 7774955 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 42404026446 in words is "forty-two billion, four hundred four million, twenty-six thousand, four hundred forty-six".