35647630644 has 12 divisors (see below), whose sum is σ = 83177804864. Its totient is φ = 11882543544.

The previous prime is 35647630591. The next prime is 35647630699. The reversal of 35647630644 is 44603674653.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 35647630593 and 35647630602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1485317932 + ... + 1485317955.

Almost surely, 2^35647630644 is an apocalyptic number.

It is an amenable number.

35647630644 is an abundant number, since it is smaller than the sum of its proper divisors (47530174220).

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

35647630644 is a wasteful number, since it uses less digits than its factorization.

35647630644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2970635894 (or 2970635892 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 48.

The spelling of 35647630644 in words is "thirty-five billion, six hundred forty-seven million, six hundred thirty thousand, six hundred forty-four".