42401404464 has 40 divisors (see below), whose sum is σ = 109544423232. Its totient is φ = 14132838720.

The previous prime is 42401404459. The next prime is 42401404483. The reversal of 42401404464 is 46440410424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202347 + ... + 1237109.

Almost surely, 2^42401404464 is an apocalyptic number.

It is an amenable number.

42401404464 is an abundant number, since it is smaller than the sum of its proper divisors (67143018768).

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

42401404464 is a wasteful number, since it uses less digits than its factorization.

42401404464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60185 (or 60179 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 42401404464 its reverse (46440410424), we get a palindrome (88841814888).

The spelling of 42401404464 in words is "forty-two billion, four hundred one million, four hundred four thousand, four hundred sixty-four".