36157854321 has 12 divisors (see below), whose sum is σ = 52234911300. Its totient is φ = 24102051840.

The previous prime is 36157854253. The next prime is 36157854349. The reversal of 36157854321 is 12345875163.

It is a happy number.

36157854321 is a `hidden beast` number, since 3 + 6 + 1 + 578 + 54 + 3 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24093248400 + 12064605921 = 155220^2 + 109839^2 .

It is not a de Polignac number, because 36157854321 - 2⁷ = 36157854193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36157854391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 192396 + ... + 330653.

It is an arithmetic number, because the mean of its divisors is an integer number (4352909275).

Almost surely, 2^36157854321 is an apocalyptic number.

It is an amenable number.

36157854321 is a deficient number, since it is larger than the sum of its proper divisors (16077056979).

36157854321 is a wasteful number, since it uses less digits than its factorization.

36157854321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530736 (or 530733 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The spelling of 36157854321 in words is "thirty-six billion, one hundred fifty-seven million, eight hundred fifty-four thousand, three hundred twenty-one".