70616502191 has 8 divisors (see below), whose sum is σ = 72270323664. Its totient is φ = 68963207040.

The previous prime is 70616502157. The next prime is 70616502193. The reversal of 70616502191 is 19120561607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70616502191 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 (70616502193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146711 + ... + 403431.

It is an arithmetic number, because the mean of its divisors is an integer number (9033790458).

Almost surely, 2^70616502191 is an apocalyptic number.

70616502191 is a deficient number, since it is larger than the sum of its proper divisors (1653821473).

70616502191 is a wasteful number, since it uses less digits than its factorization.

70616502191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263161.

The product of its (nonzero) digits is 22680, while the sum is 38.

The spelling of 70616502191 in words is "seventy billion, six hundred sixteen million, five hundred two thousand, one hundred ninety-one".