70305600000 has 480 divisors, whose sum is σ = 238088011392. Its totient is φ = 18432000000.

The previous prime is 70305599981. The next prime is 70305600017. The reversal of 70305600000 is 650307.

It is a tau number, because it is divible by the number of its divisors (480).

It is a self number, because there is not a number n which added to its sum of digits gives 70305600000.

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, 465599925 + ... + 465600075.

Almost surely, 2^70305600000 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 70305600000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119044005696).

70305600000 is an abundant number, since it is smaller than the sum of its proper divisors (167782411392).

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

70305600000 is an frugal number, since it uses more digits than its factorization.

70305600000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The spelling of 70305600000 in words is "seventy billion, three hundred five million, six hundred thousand".