70130740587 has 4 divisors (see below), whose sum is σ = 93507654120. Its totient is φ = 46753827056.

The previous prime is 70130740583. The next prime is 70130740601. The reversal of 70130740587 is 78504703107.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70130740587 - 2² = 70130740583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70130740583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11688456762 + ... + 11688456767.

It is an arithmetic number, because the mean of its divisors is an integer number (23376913530).

Almost surely, 2^70130740587 is an apocalyptic number.

70130740587 is a deficient number, since it is larger than the sum of its proper divisors (23376913533).

70130740587 is a wasteful number, since it uses less digits than its factorization.

70130740587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23376913532.

The product of its (nonzero) digits is 164640, while the sum is 42.

The spelling of 70130740587 in words is "seventy billion, one hundred thirty million, seven hundred forty thousand, five hundred eighty-seven".