42404006464 has 28 divisors (see below), whose sum is σ = 84156092800. Its totient is φ = 21199321728.

The previous prime is 42404006461. The next prime is 42404006471. The reversal of 42404006464 is 46460040424.

It is not an unprimeable number, because it can be changed into a prime (42404006461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528217 + ... + 603175.

Almost surely, 2^42404006464 is an apocalyptic number.

It is an amenable number.

42404006464 is a deficient number, since it is larger than the sum of its proper divisors (41752086336).

42404006464 is an equidigital number, since it uses as much as digits as its factorization.

42404006464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83810 (or 83800 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 42404006464 its reverse (46460040424), we get a palindrome (88864046888).

The spelling of 42404006464 in words is "forty-two billion, four hundred four million, six thousand, four hundred sixty-four".