35870535245081 has 4 divisors (see below), whose sum is σ = 35919471855972. Its totient is φ = 35821598634192.

The previous prime is 35870535245071. The next prime is 35870535245159. The reversal of 35870535245081 is 18054253507853.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19889057881225 + 15981477363856 = 4459715^2 + 3997684^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35870535245081 is a prime.

It is a super-2 number, since 2×35870535245081² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35870535245071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24468304346 + ... + 24468305811.

It is an arithmetic number, because the mean of its divisors is an integer number (8979867963993).

Almost surely, 2^{35870535245081} is an apocalyptic number.

It is an amenable number.

35870535245081 is a deficient number, since it is larger than the sum of its proper divisors (48936610891).

35870535245081 is an equidigital number, since it uses as much as digits as its factorization.

35870535245081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48936610890.

The product of its (nonzero) digits is 20160000, while the sum is 56.

The spelling of 35870535245081 in words is "thirty-five trillion, eight hundred seventy billion, five hundred thirty-five million, two hundred forty-five thousand, eighty-one".