2477521366166 has 64 divisors (see below), whose sum is σ = 4759155993600. Its totient is φ = 958875120000.

The previous prime is 2477521366127. The next prime is 2477521366193. The reversal of 2477521366166 is 6616631257742.

It is a happy number.

It is a super-2 number, since 2×2477521366166² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52286 + ... + 2226606.

It is an arithmetic number, because the mean of its divisors is an integer number (74361812400).

Almost surely, 2^{2477521366166} is an apocalyptic number.

2477521366166 is a deficient number, since it is larger than the sum of its proper divisors (2281634627434).

2477521366166 is a wasteful number, since it uses less digits than its factorization.

2477521366166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174506 (or 2174492 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 56.

The spelling of 2477521366166 in words is "two trillion, four hundred seventy-seven billion, five hundred twenty-one million, three hundred sixty-six thousand, one hundred sixty-six".