70332053557 has 4 divisors (see below), whose sum is σ = 74469233196. Its totient is φ = 66194873920.

The previous prime is 70332053509. The next prime is 70332053567. The reversal of 70332053557 is 75535023307.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45405643396 + 24926410161 = 213086^2 + 157881^2 .

It is a cyclic number.

It is not a de Polignac number, because 70332053557 - 2³⁵ = 35972315189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70332053567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2068589794 + ... + 2068589827.

It is an arithmetic number, because the mean of its divisors is an integer number (18617308299).

Almost surely, 2^70332053557 is an apocalyptic number.

It is an amenable number.

70332053557 is a deficient number, since it is larger than the sum of its proper divisors (4137179639).

70332053557 is a wasteful number, since it uses less digits than its factorization.

70332053557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4137179638.

The product of its (nonzero) digits is 330750, while the sum is 40.

The spelling of 70332053557 in words is "seventy billion, three hundred thirty-two million, fifty-three thousand, five hundred fifty-seven".