56453420466 has 24 divisors (see below), whose sum is σ = 127633821120. Its totient is φ = 17999641176.

The previous prime is 56453420453. The next prime is 56453420479. The reversal of 56453420466 is 66402435465.

It is a happy number.

56453420466 is a `hidden beast` number, since 56 + 4 + 534 + 2 + 0 + 4 + 66 = 666.

56453420466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56453420453) and next prime (56453420479).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68180046 + ... + 68180873.

It is an arithmetic number, because the mean of its divisors is an integer number (5318075880).

Almost surely, 2^56453420466 is an apocalyptic number.

56453420466 is an abundant number, since it is smaller than the sum of its proper divisors (71180400654).

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

56453420466 is a wasteful number, since it uses less digits than its factorization.

56453420466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136360950 (or 136360947 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 56453420466 in words is "fifty-six billion, four hundred fifty-three million, four hundred twenty thousand, four hundred sixty-six".