70009992000 has 336 divisors, whose sum is σ = 269705431632. Its totient is φ = 17232998400.

The previous prime is 70009991983. The next prime is 70009992023. The reversal of 70009992000 is 29990007.

It can be written as a sum of positive squares in 8 ways, for example, as 55477207296 + 14532784704 = 235536^2 + 120552^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 898602 + ... + 973398.

It is an arithmetic number, because the mean of its divisors is an integer number (802694737).

Almost surely, 2^70009992000 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 70009992000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134852715816).

70009992000 is an abundant number, since it is smaller than the sum of its proper divisors (199695439632).

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

70009992000 is a wasteful number, since it uses less digits than its factorization.

70009992000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74843 (or 74820 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The spelling of 70009992000 in words is "seventy billion, nine million, nine hundred ninety-two thousand".