36623221452 has 36 divisors (see below), whose sum is σ = 95077405696. Its totient is φ = 11877801120.

The previous prime is 36623221447. The next prime is 36623221457. The reversal of 36623221452 is 25412232663.

36623221452 is a `hidden beast` number, since 3 + 6 + 623 + 2 + 21 + 4 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (36623221447) and next prime (36623221457).

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (36623221457) 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, 13746124 + ... + 13748787.

Almost surely, 2^36623221452 is an apocalyptic number.

It is an amenable number.

36623221452 is an abundant number, since it is smaller than the sum of its proper divisors (58454184244).

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

36623221452 is a wasteful number, since it uses less digits than its factorization.

36623221452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27494958 (or 27494953 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The spelling of 36623221452 in words is "thirty-six billion, six hundred twenty-three million, two hundred twenty-one thousand, four hundred fifty-two".