3636400344 has 64 divisors (see below), whose sum is σ = 9268976640. Its totient is φ = 1188570240.

The previous prime is 3636400337. The next prime is 3636400363. The reversal of 3636400344 is 4430046363.

3636400344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353514 + ... + 363654.

It is an arithmetic number, because the mean of its divisors is an integer number (144827760).

Almost surely, 2^3636400344 is an apocalyptic number.

It is an amenable number.

3636400344 is an abundant number, since it is smaller than the sum of its proper divisors (5632576296).

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

3636400344 is a wasteful number, since it uses less digits than its factorization.

3636400344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10440 (or 10436 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 33.

The square root of 3636400344 is about 60302.5732784265. The cubic root of 3636400344 is about 1537.7670940037.

The spelling of 3636400344 in words is "three billion, six hundred thirty-six million, four hundred thousand, three hundred forty-four".