6942745078 has 16 divisors (see below), whose sum is σ = 10466176896. Its totient is φ = 3454035840.

The previous prime is 6942745057. The next prime is 6942745093. The reversal of 6942745078 is 8705472496.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519918 + ... + 1524478.

It is an arithmetic number, because the mean of its divisors is an integer number (654136056).

Almost surely, 2^6942745078 is an apocalyptic number.

6942745078 is a deficient number, since it is larger than the sum of its proper divisors (3523431818).

6942745078 is a wasteful number, since it uses less digits than its factorization.

6942745078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8199.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The square root of 6942745078 is about 83323.1365108155. The cubic root of 6942745078 is about 1907.7014351086.

The spelling of 6942745078 in words is "six billion, nine hundred forty-two million, seven hundred forty-five thousand, seventy-eight".