7042113878 has 32 divisors (see below), whose sum is σ = 10799308800. Its totient is φ = 3443390496.

The previous prime is 7042113857. The next prime is 7042113889. The reversal of 7042113878 is 8783112407.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9477575 + ... + 9478317.

It is an arithmetic number, because the mean of its divisors is an integer number (337478400).

Almost surely, 2^7042113878 is an apocalyptic number.

7042113878 is a deficient number, since it is larger than the sum of its proper divisors (3757194922).

7042113878 is a wasteful number, since it uses less digits than its factorization.

7042113878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316.

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 7042113878 is about 83917.3038055918. The cubic root of 7042113878 is about 1916.7597508449.

The spelling of 7042113878 in words is "seven billion, forty-two million, one hundred thirteen thousand, eight hundred seventy-eight".