1968900632 has 16 divisors (see below), whose sum is σ = 3692501640. Its totient is φ = 984233536.

The previous prime is 1968900589. The next prime is 1968900649. The reversal of 1968900632 is 2360098691.

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, 15428 + ... + 64620.

Almost surely, 2^1968900632 is an apocalyptic number.

It is an amenable number.

1968900632 is a deficient number, since it is larger than the sum of its proper divisors (1723601008).

1968900632 is a wasteful number, since it uses less digits than its factorization.

1968900632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54202 (or 54198 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 1968900632 is about 44372.2957711228. The cubic root of 1968900632 is about 1253.3564475014.

The spelling of 1968900632 in words is "one billion, nine hundred sixty-eight million, nine hundred thousand, six hundred thirty-two".