42090808024 has 8 divisors (see below), whose sum is σ = 78920265060. Its totient is φ = 21045404008.

The previous prime is 42090808021. The next prime is 42090808033. The reversal of 42090808024 is 42080809024.

42090808024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×42090808024² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42090808021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630675494 + ... + 2630675509.

Almost surely, 2^42090808024 is an apocalyptic number.

It is an amenable number.

42090808024 is a deficient number, since it is larger than the sum of its proper divisors (36829457036).

42090808024 is a wasteful number, since it uses less digits than its factorization.

42090808024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261351009 (or 5261351005 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 42090808024 in words is "forty-two billion, ninety million, eight hundred eight thousand, twenty-four".