10992001878 has 48 divisors (see below), whose sum is σ = 27979647696. Its totient is φ = 3074685120.

The previous prime is 10992001873. The next prime is 10992001883. The reversal of 10992001878 is 87810029901.

10992001878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10992001873) and next prime (10992001883).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10992001873) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2132625 + ... + 2137772.

It is an arithmetic number, because the mean of its divisors is an integer number (582909327).

Almost surely, 2^10992001878 is an apocalyptic number.

10992001878 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10992001878 is an abundant number, since it is smaller than the sum of its proper divisors (16987645818).

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

10992001878 is a wasteful number, since it uses less digits than its factorization.

10992001878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270429 (or 4270426 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 45.

The spelling of 10992001878 in words is "ten billion, nine hundred ninety-two million, one thousand, eight hundred seventy-eight".