70502999424 has 512 divisors, whose sum is σ = 230307840000. Its totient is φ = 18817228800.

The previous prime is 70502999389. The next prime is 70502999467. The reversal of 70502999424 is 42499920507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 141288327 + ... + 141288825.

It is an arithmetic number, because the mean of its divisors is an integer number (449820000).

Almost surely, 2^70502999424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70502999424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115153920000).

70502999424 is an abundant number, since it is smaller than the sum of its proper divisors (159804840576).

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

70502999424 is a wasteful number, since it uses less digits than its factorization.

70502999424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 70502999424 in words is "seventy billion, five hundred two million, nine hundred ninety-nine thousand, four hundred twenty-four".