70726683328 has 28 divisors (see below), whose sum is σ = 160398014992. Its totient is φ = 30311435520.

The previous prime is 70726683311. The next prime is 70726683341. The reversal of 70726683328 is 82338662707.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78935583 + ... + 78936478.

Almost surely, 2^70726683328 is an apocalyptic number.

It is an amenable number.

70726683328 is an abundant number, since it is smaller than the sum of its proper divisors (89671331664).

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

70726683328 is a wasteful number, since it uses less digits than its factorization.

70726683328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157872080 (or 157872070 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 52.

The spelling of 70726683328 in words is "seventy billion, seven hundred twenty-six million, six hundred eighty-three thousand, three hundred twenty-eight".