3891813900150 has 48 divisors (see below), whose sum is σ = 10529125610688. Its totient is φ = 943470036000.

The previous prime is 3891813900137. The next prime is 3891813900167. The reversal of 3891813900150 is 510093181983.

It is a self number, because there is not a number n which added to its sum of digits gives 3891813900150.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1179335896 + ... + 1179339195.

It is an arithmetic number, because the mean of its divisors is an integer number (219356783556).

Almost surely, 2^{3891813900150} is an apocalyptic number.

3891813900150 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3891813900150 is an abundant number, since it is smaller than the sum of its proper divisors (6637311710538).

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

3891813900150 is a wasteful number, since it uses less digits than its factorization.

3891813900150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358675117 (or 2358675112 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 48.

The spelling of 3891813900150 in words is "three trillion, eight hundred ninety-one billion, eight hundred thirteen million, nine hundred thousand, one hundred fifty".