55411766 has 8 divisors (see below), whose sum is σ = 83540160. Its totient is φ = 27565048.

The previous prime is 55411757. The next prime is 55411781. The reversal of 55411766 is 66711455.

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

It is a super-2 number, since 2×55411766² = 6140927622477512, which 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 3 ways as a sum of consecutive naturals, for example, 69926 + ... + 70713.

It is an arithmetic number, because the mean of its divisors is an integer number (10442520).

Almost surely, 2^55411766 is an apocalyptic number.

55411766 is a deficient number, since it is larger than the sum of its proper divisors (28128394).

55411766 is a wasteful number, since it uses less digits than its factorization.

55411766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140838.

The product of its digits is 25200, while the sum is 35.

The square root of 55411766 is about 7443.9079790121. The cubic root of 55411766 is about 381.2419338614.

The spelling of 55411766 in words is "fifty-five million, four hundred eleven thousand, seven hundred sixty-six".