2081167689744 has 240 divisors, whose sum is σ = 7140134252160. Its totient is φ = 556834037760.

The previous prime is 2081167689739. The next prime is 2081167689761. The reversal of 2081167689744 is 4479867611802.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1723489 + ... + 2670720.

It is an arithmetic number, because the mean of its divisors is an integer number (29750559384).

Almost surely, 2^{2081167689744} is an apocalyptic number.

2081167689744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2081167689744 is an abundant number, since it is smaller than the sum of its proper divisors (5058966562416).

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

2081167689744 is a wasteful number, since it uses less digits than its factorization.

2081167689744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4394270 (or 4394261 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 63.

The spelling of 2081167689744 in words is "two trillion, eighty-one billion, one hundred sixty-seven million, six hundred eighty-nine thousand, seven hundred forty-four".