6115555078 has 16 divisors (see below), whose sum is σ = 9822079440. Its totient is φ = 2845570816.

The previous prime is 6115555013. The next prime is 6115555081. The reversal of 6115555078 is 8705555116.

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 7 ways as a sum of consecutive naturals, for example, 1007476 + ... + 1013527.

It is an arithmetic number, because the mean of its divisors is an integer number (613879965).

Almost surely, 2^6115555078 is an apocalyptic number.

6115555078 is a deficient number, since it is larger than the sum of its proper divisors (3706524362).

6115555078 is a wasteful number, since it uses less digits than its factorization.

6115555078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021111.

The product of its (nonzero) digits is 210000, while the sum is 43.

The square root of 6115555078 is about 78202.0145392687. The cubic root of 6115555078 is about 1828.7119124983.

The spelling of 6115555078 in words is "six billion, one hundred fifteen million, five hundred fifty-five thousand, seventy-eight".