70715157107 has 4 divisors (see below), whose sum is σ = 80817322416. Its totient is φ = 60612991800.

The previous prime is 70715157077. The next prime is 70715157119. The reversal of 70715157107 is 70175151707.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70175151707 = 28027 ⋅2503841.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70715157107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70715157157) 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, 5051082644 + ... + 5051082657.

It is an arithmetic number, because the mean of its divisors is an integer number (20204330604).

Almost surely, 2^70715157107 is an apocalyptic number.

70715157107 is a deficient number, since it is larger than the sum of its proper divisors (10102165309).

70715157107 is a wasteful number, since it uses less digits than its factorization.

70715157107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102165308.

The product of its (nonzero) digits is 60025, while the sum is 41.

The spelling of 70715157107 in words is "seventy billion, seven hundred fifteen million, one hundred fifty-seven thousand, one hundred seven".