36622144536 has 16 divisors (see below), whose sum is σ = 91555361400. Its totient is φ = 12207381504.

The previous prime is 36622144513. The next prime is 36622144543. The reversal of 36622144536 is 63544122663.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 762961321 + ... + 762961368.

Almost surely, 2^36622144536 is an apocalyptic number.

It is an amenable number.

36622144536 is an abundant number, since it is smaller than the sum of its proper divisors (54933216864).

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

36622144536 is a wasteful number, since it uses less digits than its factorization.

36622144536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525922698 (or 1525922694 counting only the distinct ones).

The product of its digits is 622080, while the sum is 42.

The spelling of 36622144536 in words is "thirty-six billion, six hundred twenty-two million, one hundred forty-four thousand, five hundred thirty-six".