36896769864 has 64 divisors (see below), whose sum is σ = 107885304000. Its totient is φ = 11651610240.

The previous prime is 36896769851. The next prime is 36896769881. The reversal of 36896769864 is 46896769863.

It is a super-2 number, since 2×36896769864² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 36896769792 and 36896769801.

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, 4491117 + ... + 4499324.

It is an arithmetic number, because the mean of its divisors is an integer number (1685707875).

Almost surely, 2^36896769864 is an apocalyptic number.

It is an amenable number.

36896769864 is an abundant number, since it is smaller than the sum of its proper divisors (70988534136).

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

36896769864 is a wasteful number, since it uses less digits than its factorization.

36896769864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8990475 (or 8990465 counting only the distinct ones).

The product of its digits is 564350976, while the sum is 72.

Subtracting 36896769864 from its reverse (46896769863), we obtain a palindrome (9999999999).

The spelling of 36896769864 in words is "thirty-six billion, eight hundred ninety-six million, seven hundred sixty-nine thousand, eight hundred sixty-four".