70061520516 has 96 divisors (see below), whose sum is σ = 177203970048. Its totient is φ = 21416814720.

The previous prime is 70061520499. The next prime is 70061520527. The reversal of 70061520516 is 61502516007.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16189545 + ... + 16193871.

It is an arithmetic number, because the mean of its divisors is an integer number (1845874688).

Almost surely, 2^70061520516 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 70061520516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88601985024).

70061520516 is an abundant number, since it is smaller than the sum of its proper divisors (107142449532).

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

70061520516 is a wasteful number, since it uses less digits than its factorization.

70061520516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001 (or 4999 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 70061520516 in words is "seventy billion, sixty-one million, five hundred twenty thousand, five hundred sixteen".