35989994636 has 36 divisors (see below), whose sum is σ = 70381980648. Its totient is φ = 16045064064.

The previous prime is 35989994629. The next prime is 35989994641. The reversal of 35989994636 is 63649998953.

It is a self number, because there is not a number n which added to its sum of digits gives 35989994636.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 708506 + ... + 757601.

It is an arithmetic number, because the mean of its divisors is an integer number (1955055018).

Almost surely, 2^35989994636 is an apocalyptic number.

It is an amenable number.

35989994636 is a deficient number, since it is larger than the sum of its proper divisors (34391986012).

35989994636 is a wasteful number, since it uses less digits than its factorization.

35989994636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466166 (or 1466145 counting only the distinct ones).

The product of its digits is 340122240, while the sum is 71.

The spelling of 35989994636 in words is "thirty-five billion, nine hundred eighty-nine million, nine hundred ninety-four thousand, six hundred thirty-six".