70001036787697 has 8 divisors (see below), whose sum is σ = 71894875629096. Its totient is φ = 68107298942592.

The previous prime is 70001036787679. The next prime is 70001036787751. The reversal of 70001036787697 is 79678763010007.

It can be written as a sum of positive squares in 4 ways, for example, as 22985111129841 + 47015925657856 = 4794279^2 + 6856816^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 70001036787697 - 2²³ = 70001028399089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70001036757697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23843068 + ... + 26617549.

It is an arithmetic number, because the mean of its divisors is an integer number (8986859453637).

Almost surely, 2^{70001036787697} is an apocalyptic number.

It is an amenable number.

70001036787697 is a deficient number, since it is larger than the sum of its proper divisors (1893838841399).

70001036787697 is a wasteful number, since it uses less digits than its factorization.

70001036787697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50498147.

The product of its (nonzero) digits is 18670176, while the sum is 61.

The spelling of 70001036787697 in words is "seventy trillion, one billion, thirty-six million, seven hundred eighty-seven thousand, six hundred ninety-seven".