35312132561 has 4 divisors (see below), whose sum is σ = 35463687012. Its totient is φ = 35160578112.

The previous prime is 35312132551. The next prime is 35312132587. The reversal of 35312132561 is 16523121353.

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 19616803600 + 15695328961 = 140060^2 + 125281^2 .

It is a cyclic number.

It is not a de Polignac number, because 35312132561 - 2³⁰ = 34238390737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35312132551) 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, 75776876 + ... + 75777341.

It is an arithmetic number, because the mean of its divisors is an integer number (8865921753).

Almost surely, 2^35312132561 is an apocalyptic number.

It is an amenable number.

35312132561 is a deficient number, since it is larger than the sum of its proper divisors (151554451).

35312132561 is a wasteful number, since it uses less digits than its factorization.

35312132561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151554450.

The product of its digits is 16200, while the sum is 32.

The spelling of 35312132561 in words is "thirty-five billion, three hundred twelve million, one hundred thirty-two thousand, five hundred sixty-one".