36621310032 has 160 divisors (see below), whose sum is σ = 108679829760. Its totient is φ = 11797747200.

The previous prime is 36621310009. The next prime is 36621310109. The reversal of 36621310032 is 23001312663.

It is a happy number.

36621310032 is a `hidden beast` number, since 3 + 6 + 621 + 3 + 1 + 0 + 0 + 32 = 666.

It is a super-2 number, since 2×36621310032² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 36621309978 and 36621310005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2405998 + ... + 2421170.

It is an arithmetic number, because the mean of its divisors is an integer number (679248936).

Almost surely, 2^36621310032 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 36621310032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54339914880).

36621310032 is an abundant number, since it is smaller than the sum of its proper divisors (72058519728).

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

36621310032 is a wasteful number, since it uses less digits than its factorization.

36621310032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15378 (or 15366 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 36621310032 its reverse (23001312663), we get a palindrome (59622622695).

The spelling of 36621310032 in words is "thirty-six billion, six hundred twenty-one million, three hundred ten thousand, thirty-two".