70070671659 has 4 divisors (see below), whose sum is σ = 93427562216. Its totient is φ = 46713781104.

The previous prime is 70070671631. The next prime is 70070671661. The reversal of 70070671659 is 95617607007.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-70070671659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70070671679) 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, 11678445274 + ... + 11678445279.

It is an arithmetic number, because the mean of its divisors is an integer number (23356890554).

Almost surely, 2^70070671659 is an apocalyptic number.

70070671659 is a deficient number, since it is larger than the sum of its proper divisors (23356890557).

70070671659 is a wasteful number, since it uses less digits than its factorization.

70070671659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23356890556.

The product of its (nonzero) digits is 555660, while the sum is 48.

The spelling of 70070671659 in words is "seventy billion, seventy million, six hundred seventy-one thousand, six hundred fifty-nine".