1868077074432 has 96 divisors (see below), whose sum is σ = 5040327932640. Its totient is φ = 615189872640.

The previous prime is 1868077074431. The next prime is 1868077074433. The reversal of 1868077074432 is 2344707708681.

It is an interprime number because it is at equal distance from previous prime (1868077074431) and next prime (1868077074433).

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (1868077074431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321669 + ... + 2341572.

It is an arithmetic number, because the mean of its divisors is an integer number (52503415965).

Almost surely, 2^{1868077074432} is an apocalyptic number.

1868077074432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1868077074432 is an abundant number, since it is smaller than the sum of its proper divisors (3172250858208).

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

1868077074432 is an equidigital number, since it uses as much as digits as its factorization.

1868077074432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663349 (or 3663329 counting only the distinct ones).

The product of its (nonzero) digits is 12644352, while the sum is 57.

The spelling of 1868077074432 in words is "one trillion, eight hundred sixty-eight billion, seventy-seven million, seventy-four thousand, four hundred thirty-two".