36897780976 has 60 divisors (see below), whose sum is σ = 82870440496. Its totient is φ = 15590373120.

The previous prime is 36897780973. The next prime is 36897780979. The reversal of 36897780976 is 67908779863.

36897780976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (36897780973) and next prime (36897780979).

It is a super-2 number, since 2×36897780976² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36897780971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531916 + ... + 597268.

Almost surely, 2^36897780976 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 36897780976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41435220248).

36897780976 is an abundant number, since it is smaller than the sum of its proper divisors (45972659520).

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

36897780976 is an equidigital number, since it uses as much as digits as its factorization.

36897780976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65510 (or 65433 counting only the distinct ones).

The product of its (nonzero) digits is 192036096, while the sum is 70.

The spelling of 36897780976 in words is "thirty-six billion, eight hundred ninety-seven million, seven hundred eighty thousand, nine hundred seventy-six".