1964918713900 has 18 divisors (see below), whose sum is σ = 4263873609380. Its totient is φ = 785967485520.

The previous prime is 1964918713859. The next prime is 1964918713939. The reversal of 1964918713900 is 93178194691.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9824593470 + ... + 9824593669.

Almost surely, 2^{1964918713900} is an apocalyptic number.

1964918713900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1964918713900 is an abundant number, since it is smaller than the sum of its proper divisors (2298954895480).

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

1964918713900 is a wasteful number, since it uses less digits than its factorization.

1964918713900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19649187153 (or 19649187146 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 58.

The spelling of 1964918713900 in words is "one trillion, nine hundred sixty-four billion, nine hundred eighteen million, seven hundred thirteen thousand, nine hundred".