7477877332166 has 16 divisors (see below), whose sum is σ = 11410682038560. Its totient is φ = 3674648900160.

The previous prime is 7477877332147. The next prime is 7477877332181. The reversal of 7477877332166 is 6612337787747.

It is a junction number, because it is equal to n+sod(n) for n = 7477877332096 and 7477877332105.

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, 83016671 + ... + 83106698.

It is an arithmetic number, because the mean of its divisors is an integer number (713167627410).

Almost surely, 2^{7477877332166} is an apocalyptic number.

7477877332166 is a deficient number, since it is larger than the sum of its proper divisors (3932804706394).

7477877332166 is a wasteful number, since it uses less digits than its factorization.

7477877332166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166123759.

The product of its digits is 348509952, while the sum is 68.

The spelling of 7477877332166 in words is "seven trillion, four hundred seventy-seven billion, eight hundred seventy-seven million, three hundred thirty-two thousand, one hundred sixty-six".