36669485172 has 24 divisors (see below), whose sum is σ = 85760664192. Its totient is φ = 12194800000.

The previous prime is 36669485159. The next prime is 36669485173. The reversal of 36669485172 is 27158496663.

It is a super-2 number, since 2×36669485172² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36669485173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3539829 + ... + 3550172.

It is an arithmetic number, because the mean of its divisors is an integer number (3573361008).

Almost surely, 2^36669485172 is an apocalyptic number.

It is an amenable number.

36669485172 is an abundant number, since it is smaller than the sum of its proper divisors (49091179020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36669485172 is a wasteful number, since it uses less digits than its factorization.

36669485172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7090439 (or 7090437 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 57.

The spelling of 36669485172 in words is "thirty-six billion, six hundred sixty-nine million, four hundred eighty-five thousand, one hundred seventy-two".