6166656879954 has 16 divisors (see below), whose sum is σ = 12334161643200. Its totient is φ = 2055410979440.

The previous prime is 6166656879931. The next prime is 6166656879979. The reversal of 6166656879954 is 4599786566616.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6166656879954.

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, 35233902 + ... + 35408489.

It is an arithmetic number, because the mean of its divisors is an integer number (770885102700).

Almost surely, 2^{6166656879954} is an apocalyptic number.

6166656879954 is an abundant number, since it is smaller than the sum of its proper divisors (6167504763246).

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

6166656879954 is a wasteful number, since it uses less digits than its factorization.

6166656879954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70656945.

The product of its digits is 3527193600, while the sum is 78.

The spelling of 6166656879954 in words is "six trillion, one hundred sixty-six billion, six hundred fifty-six million, eight hundred seventy-nine thousand, nine hundred fifty-four".