70518214722 has 16 divisors (see below), whose sum is σ = 141572692800. Its totient is φ = 23416694352.

The previous prime is 70518214703. The next prime is 70518214763. The reversal of 70518214722 is 22741281507.

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, 22342597 + ... + 22345752.

It is an arithmetic number, because the mean of its divisors is an integer number (8848293300).

Almost surely, 2^70518214722 is an apocalyptic number.

70518214722 is an abundant number, since it is smaller than the sum of its proper divisors (71054478078).

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

70518214722 is a wasteful number, since it uses less digits than its factorization.

70518214722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44688617.

The product of its (nonzero) digits is 62720, while the sum is 39.

The spelling of 70518214722 in words is "seventy billion, five hundred eighteen million, two hundred fourteen thousand, seven hundred twenty-two".