42437664458 has 32 divisors (see below), whose sum is σ = 78362173440. Its totient is φ = 16835615280.

The previous prime is 42437664449. The next prime is 42437664461. The reversal of 42437664458 is 85446673424.

It is a Curzon 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, 2115728 + ... + 2135691.

It is an arithmetic number, because the mean of its divisors is an integer number (2448817920).

Almost surely, 2^42437664458 is an apocalyptic number.

42437664458 is a deficient number, since it is larger than the sum of its proper divisors (35924508982).

42437664458 is a wasteful number, since it uses less digits than its factorization.

42437664458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4251482.

The product of its digits is 15482880, while the sum is 53.

The spelling of 42437664458 in words is "forty-two billion, four hundred thirty-seven million, six hundred sixty-four thousand, four hundred fifty-eight".