2879391775400 has 48 divisors (see below), whose sum is σ = 7650955292640. Its totient is φ = 987220036800.

The previous prime is 2879391775391. The next prime is 2879391775409. The reversal of 2879391775400 is 45771939782.

It is an interprime number because it is at equal distance from previous prime (2879391775391) and next prime (2879391775409).

It is not an unprimeable number, because it can be changed into a prime (2879391775409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1028352806 + ... + 1028355605.

It is an arithmetic number, because the mean of its divisors is an integer number (159394901930).

Almost surely, 2^{2879391775400} is an apocalyptic number.

2879391775400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2879391775400 is an abundant number, since it is smaller than the sum of its proper divisors (4771563517240).

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

2879391775400 is a wasteful number, since it uses less digits than its factorization.

2879391775400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056708434 (or 2056708425 counting only the distinct ones).

The product of its (nonzero) digits is 26671680, while the sum is 62.

The spelling of 2879391775400 in words is "two trillion, eight hundred seventy-nine billion, three hundred ninety-one million, seven hundred seventy-five thousand, four hundred".