70730695887747 has 32 divisors (see below), whose sum is σ = 108349911097344. Its totient is φ = 40203885878400.

The previous prime is 70730695887697. The next prime is 70730695887793. The reversal of 70730695887747 is 74778859603707.

It is not a de Polignac number, because 70730695887747 - 2⁷ = 70730695887619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70730695887347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80250997 + ... + 81127577.

It is an arithmetic number, because the mean of its divisors is an integer number (3385934721792).

Almost surely, 2^{70730695887747} is an apocalyptic number.

70730695887747 is a deficient number, since it is larger than the sum of its proper divisors (37619215209597).

70730695887747 is a wasteful number, since it uses less digits than its factorization.

70730695887747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896899.

The product of its (nonzero) digits is 3485099520, while the sum is 78.

The spelling of 70730695887747 in words is "seventy trillion, seven hundred thirty billion, six hundred ninety-five million, eight hundred eighty-seven thousand, seven hundred forty-seven".