36637646352 has 40 divisors (see below), whose sum is σ = 94687871136. Its totient is φ = 12207307776.

The previous prime is 36637646351. The next prime is 36637646387. The reversal of 36637646352 is 25364673663.

It is a junction number, because it is equal to n+sod(n) for n = 36637646295 and 36637646304.

It is not an unprimeable number, because it can be changed into a prime (36637646351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49953 + ... + 275264.

Almost surely, 2^36637646352 is an apocalyptic number.

It is an amenable number.

36637646352 is an abundant number, since it is smaller than the sum of its proper divisors (58050224784).

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

36637646352 is a wasteful number, since it uses less digits than its factorization.

36637646352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327575 (or 327569 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 51.

The spelling of 36637646352 in words is "thirty-six billion, six hundred thirty-seven million, six hundred forty-six thousand, three hundred fifty-two".