36445637765 has 16 divisors (see below), whose sum is σ = 46363482432. Its totient is φ = 27408186624.

The previous prime is 36445637749. The next prime is 36445637771. The reversal of 36445637765 is 56773654463.

It is not a de Polignac number, because 36445637765 - 2⁴ = 36445637749 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36445637765.

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, 188939 + ... + 329528.

It is an arithmetic number, because the mean of its divisors is an integer number (2897717652).

Almost surely, 2^36445637765 is an apocalyptic number.

It is an amenable number.

36445637765 is a deficient number, since it is larger than the sum of its proper divisors (9917844667).

36445637765 is a wasteful number, since it uses less digits than its factorization.

36445637765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519316.

The product of its digits is 38102400, while the sum is 56.

The spelling of 36445637765 in words is "thirty-six billion, four hundred forty-five million, six hundred thirty-seven thousand, seven hundred sixty-five".