70201731129 has 16 divisors (see below), whose sum is σ = 94140309120. Its totient is φ = 46532914560.

The previous prime is 70201731113. The next prime is 70201731137. The reversal of 70201731129 is 92113710207.

It is not a de Polignac number, because 70201731129 - 2⁴ = 70201731113 is a prime.

It is a super-2 number, since 2×70201731129² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70201731129.

It is not an unprimeable number, because it can be changed into a prime (70201731109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275637 + ... + 465165.

It is an arithmetic number, because the mean of its divisors is an integer number (5883769320).

Almost surely, 2^70201731129 is an apocalyptic number.

It is an amenable number.

70201731129 is a deficient number, since it is larger than the sum of its proper divisors (23938577991).

70201731129 is a wasteful number, since it uses less digits than its factorization.

70201731129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190240.

The product of its (nonzero) digits is 5292, while the sum is 33.

The spelling of 70201731129 in words is "seventy billion, two hundred one million, seven hundred thirty-one thousand, one hundred twenty-nine".