70901209158817 has 4 divisors (see below), whose sum is σ = 71459486396416. Its totient is φ = 70342931921220.

The previous prime is 70901209158803. The next prime is 70901209158877. The reversal of 70901209158817 is 71885190210907.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70901209158817 - 2³⁵ = 70866849420449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70901209158877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279138618609 + ... + 279138618862.

It is an arithmetic number, because the mean of its divisors is an integer number (17864871599104).

Almost surely, 2^{70901209158817} is an apocalyptic number.

It is an amenable number.

70901209158817 is a deficient number, since it is larger than the sum of its proper divisors (558277237599).

70901209158817 is a wasteful number, since it uses less digits than its factorization.

70901209158817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558277237598.

The product of its (nonzero) digits is 2540160, while the sum is 58.

The spelling of 70901209158817 in words is "seventy trillion, nine hundred one billion, two hundred nine million, one hundred fifty-eight thousand, eight hundred seventeen".