36647260144 has 80 divisors (see below), whose sum is σ = 78716497536. Its totient is φ = 16388064000.

The previous prime is 36647260141. The next prime is 36647260147. The reversal of 36647260144 is 44106274663.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (36647260141) and next prime (36647260147).

It is a self number, because there is not a number n which added to its sum of digits gives 36647260144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36647260141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12391914 + ... + 12394870.

Almost surely, 2^36647260144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36647260144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39358248768).

36647260144 is an abundant number, since it is smaller than the sum of its proper divisors (42069237392).

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

36647260144 is a wasteful number, since it uses less digits than its factorization.

36647260144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094 (or 4088 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 36647260144 in words is "thirty-six billion, six hundred forty-seven million, two hundred sixty thousand, one hundred forty-four".