2381543789964 has 48 divisors (see below), whose sum is σ = 5608192460640. Its totient is φ = 786526225920.

The previous prime is 2381543789959. The next prime is 2381543790013. The reversal of 2381543789964 is 4699873451832.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40755552 + ... + 40813944.

It is an arithmetic number, because the mean of its divisors is an integer number (116837342930).

Almost surely, 2^{2381543789964} is an apocalyptic number.

It is an amenable number.

2381543789964 is an abundant number, since it is smaller than the sum of its proper divisors (3226648670676).

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

2381543789964 is a wasteful number, since it uses less digits than its factorization.

2381543789964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89690 (or 89688 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 69.

The spelling of 2381543789964 in words is "two trillion, three hundred eighty-one billion, five hundred forty-three million, seven hundred eighty-nine thousand, nine hundred sixty-four".