70577507197 has 4 divisors (see below), whose sum is σ = 71237110176. Its totient is φ = 69917904220.

The previous prime is 70577507131. The next prime is 70577507213. The reversal of 70577507197 is 79170577507.

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 70577507197 - 2⁷ = 70577507069 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 (70577505197) 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, 329801329 + ... + 329801542.

It is an arithmetic number, because the mean of its divisors is an integer number (17809277544).

Almost surely, 2^70577507197 is an apocalyptic number.

It is an amenable number.

70577507197 is a deficient number, since it is larger than the sum of its proper divisors (659602979).

70577507197 is a wasteful number, since it uses less digits than its factorization.

70577507197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659602978.

The product of its (nonzero) digits is 3781575, while the sum is 55.

The spelling of 70577507197 in words is "seventy billion, five hundred seventy-seven million, five hundred seven thousand, one hundred ninety-seven".