2381266896984 has 192 divisors, whose sum is σ = 6876146440800. Its totient is φ = 741873696768.

The previous prime is 2381266896949. The next prime is 2381266897007. The reversal of 2381266896984 is 4896986621832.

It is a happy number.

2381266896984 is a `hidden beast` number, since 2 + 381 + 26 + 68 + 96 + 9 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 285896532 + ... + 285904860.

Almost surely, 2^{2381266896984} is an apocalyptic number.

2381266896984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2381266896984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3438073220400).

2381266896984 is an abundant number, since it is smaller than the sum of its proper divisors (4494879543816).

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

2381266896984 is a wasteful number, since it uses less digits than its factorization.

2381266896984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9954 (or 9947 counting only the distinct ones).

The product of its digits is 429981696, while the sum is 72.

The spelling of 2381266896984 in words is "two trillion, three hundred eighty-one billion, two hundred sixty-six million, eight hundred ninety-six thousand, nine hundred eighty-four".