70061520518 has 16 divisors (see below), whose sum is σ = 119630739456. Its totient is φ = 30461530440.

The previous prime is 70061520499. The next prime is 70061520527. The reversal of 70061520518 is 81502516007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69230246 + ... + 69231257.

It is an arithmetic number, because the mean of its divisors is an integer number (7476921216).

Almost surely, 2^70061520518 is an apocalyptic number.

70061520518 is a deficient number, since it is larger than the sum of its proper divisors (49569218938).

70061520518 is a wasteful number, since it uses less digits than its factorization.

70061520518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138461539.

The product of its (nonzero) digits is 16800, while the sum is 35.

The spelling of 70061520518 in words is "seventy billion, sixty-one million, five hundred twenty thousand, five hundred eighteen".