56166453 has 40 divisors (see below), whose sum is σ = 101547072. Its totient is φ = 30201984.

The previous prime is 56166449. The next prime is 56166463. The reversal of 56166453 is 35466165.

56166453 is a `hidden beast` number, since 5 + 6 + 1 + 6 + 645 + 3 = 666.

It is not a de Polignac number, because 56166453 - 2² = 56166449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56166463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6726 + ... + 12552.

Almost surely, 2^56166453 is an apocalyptic number.

It is an amenable number.

56166453 is a deficient number, since it is larger than the sum of its proper divisors (45380619).

56166453 is a wasteful number, since it uses less digits than its factorization.

56166453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5863 (or 5854 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 56166453 is about 7494.4281302845. The cubic root of 56166453 is about 382.9649248557.

The spelling of 56166453 in words is "fifty-six million, one hundred sixty-six thousand, four hundred fifty-three".