36669314772 has 36 divisors (see below), whose sum is σ = 98144344116. Its totient is φ = 11504098560.

The previous prime is 36669314767. The next prime is 36669314777. The reversal of 36669314772 is 27741396663.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (36669314767) and next prime (36669314777).

It can be written as a sum of positive squares in 2 ways, for example, as 10785653316 + 25883661456 = 103854^2 + 160884^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36669314777) 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, 29957979 + ... + 29959202.

It is an arithmetic number, because the mean of its divisors is an integer number (2726231781).

Almost surely, 2^36669314772 is an apocalyptic number.

It is an amenable number.

36669314772 is an abundant number, since it is smaller than the sum of its proper divisors (61475029344).

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

36669314772 is a wasteful number, since it uses less digits than its factorization.

36669314772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59917208 (or 59917203 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 54.

The spelling of 36669314772 in words is "thirty-six billion, six hundred sixty-nine million, three hundred fourteen thousand, seven hundred seventy-two".