55516466 has 8 divisors (see below), whose sum is σ = 84640044. Its totient is φ = 27303120.

The previous prime is 55516453. The next prime is 55516471. The reversal of 55516466 is 66461555.

It can be written as a sum of positive squares in 2 ways, for example, as 52258441 + 3258025 = 7229^2 + 1805^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227405 + ... + 227648.

Almost surely, 2^55516466 is an apocalyptic number.

55516466 is a deficient number, since it is larger than the sum of its proper divisors (29123578).

55516466 is a wasteful number, since it uses less digits than its factorization.

55516466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455116.

The product of its digits is 108000, while the sum is 38.

The square root of 55516466 is about 7450.9372564799. The cubic root of 55516466 is about 381.4819004449.

The spelling of 55516466 in words is "fifty-five million, five hundred sixteen thousand, four hundred sixty-six".