55504911 has 64 divisors (see below), whose sum is σ = 99680256. Its totient is φ = 26611200.

The previous prime is 55504907. The next prime is 55504913. The reversal of 55504911 is 11940555.

It is not a de Polignac number, because 55504911 - 2² = 55504907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55504913) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 164535 + ... + 164871.

It is an arithmetic number, because the mean of its divisors is an integer number (1557504).

Almost surely, 2^55504911 is an apocalyptic number.

55504911 is a deficient number, since it is larger than the sum of its proper divisors (44175345).

55504911 is a wasteful number, since it uses less digits than its factorization.

55504911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 55504911 is about 7450.1618103233. The cubic root of 55504911 is about 381.4554318460.

The spelling of 55504911 in words is "fifty-five million, five hundred four thousand, nine hundred eleven".