70421919024 has 20 divisors (see below), whose sum is σ = 181923290936. Its totient is φ = 23473972992.

The previous prime is 70421918981. The next prime is 70421919037. The reversal of 70421919024 is 42091912407.

It is a super-2 number, since 2×70421919024² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733561609 + ... + 733561704.

Almost surely, 2^70421919024 is an apocalyptic number.

It is an amenable number.

70421919024 is an abundant number, since it is smaller than the sum of its proper divisors (111501371912).

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

70421919024 is a wasteful number, since it uses less digits than its factorization.

70421919024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467123324 (or 1467123318 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 70421919024 in words is "seventy billion, four hundred twenty-one million, nine hundred nineteen thousand, twenty-four".