70935137081 has 8 divisors (see below), whose sum is σ = 72881118240. Its totient is φ = 69013945728.

The previous prime is 70935137071. The next prime is 70935137083. The reversal of 70935137081 is 18073153907.

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 70935137081 - 2³⁰ = 69861395257 is a prime.

It is a super-2 number, since 2×70935137081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70935137083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6191651 + ... + 6203096.

It is an arithmetic number, because the mean of its divisors is an integer number (9110139780).

Almost surely, 2^70935137081 is an apocalyptic number.

It is an amenable number.

70935137081 is a deficient number, since it is larger than the sum of its proper divisors (1945981159).

70935137081 is a wasteful number, since it uses less digits than its factorization.

70935137081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12394903.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 70935137081 in words is "seventy billion, nine hundred thirty-five million, one hundred thirty-seven thousand, eighty-one".