36431370065 has 8 divisors (see below), whose sum is σ = 44104526568. Its totient is φ = 28887174400.

The previous prime is 36431370049. The next prime is 36431370083. The reversal of 36431370065 is 56007313463.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4563407809 + 31867962256 = 67553^2 + 178516^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36431370065 - 2⁴ = 36431370049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32239586 + ... + 32240715.

It is an arithmetic number, because the mean of its divisors is an integer number (5513065821).

Almost surely, 2^36431370065 is an apocalyptic number.

It is an amenable number.

36431370065 is a deficient number, since it is larger than the sum of its proper divisors (7673156503).

36431370065 is a wasteful number, since it uses less digits than its factorization.

36431370065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64480419.

The product of its (nonzero) digits is 136080, while the sum is 38.

The spelling of 36431370065 in words is "thirty-six billion, four hundred thirty-one million, three hundred seventy thousand, sixty-five".