2802942591878 has 32 divisors (see below), whose sum is σ = 4961021052960. Its totient is φ = 1170924168960.

The previous prime is 2802942591829. The next prime is 2802942591913. The reversal of 2802942591878 is 8781952492082.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21332975 + ... + 21463962.

It is an arithmetic number, because the mean of its divisors is an integer number (155031907905).

Almost surely, 2^{2802942591878} is an apocalyptic number.

2802942591878 is a deficient number, since it is larger than the sum of its proper divisors (2158078461082).

2802942591878 is a wasteful number, since it uses less digits than its factorization.

2802942591878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42797192.

The product of its (nonzero) digits is 46448640, while the sum is 65.

The spelling of 2802942591878 in words is "two trillion, eight hundred two billion, nine hundred forty-two million, five hundred ninety-one thousand, eight hundred seventy-eight".