36352172409 has 16 divisors (see below), whose sum is σ = 55398276480. Its totient is φ = 20770986240.

The previous prime is 36352172341. The next prime is 36352172429. The reversal of 36352172409 is 90427125363.

It is not a de Polignac number, because 36352172409 - 2⁷ = 36352172281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36352172429) 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, 223729 + ... + 350369.

It is an arithmetic number, because the mean of its divisors is an integer number (3462392280).

Almost surely, 2^36352172409 is an apocalyptic number.

It is an amenable number.

36352172409 is a deficient number, since it is larger than the sum of its proper divisors (19046104071).

36352172409 is a wasteful number, since it uses less digits than its factorization.

36352172409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140320.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 36352172409 in words is "thirty-six billion, three hundred fifty-two million, one hundred seventy-two thousand, four hundred nine".