55325669 has 16 divisors (see below), whose sum is σ = 65780736. Its totient is φ = 45532800.

The previous prime is 55325659. The next prime is 55325723. The reversal of 55325669 is 96652355.

It is not a de Polignac number, because 55325669 - 2⁴ = 55325653 is a prime.

It is a super-2 number, since 2×55325669² = 6121859300595122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55325629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28799 + ... + 30659.

It is an arithmetic number, because the mean of its divisors is an integer number (4111296).

Almost surely, 2^55325669 is an apocalyptic number.

It is an amenable number.

55325669 is a deficient number, since it is larger than the sum of its proper divisors (10455067).

55325669 is a wasteful number, since it uses less digits than its factorization.

55325669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036.

The product of its digits is 243000, while the sum is 41.

The square root of 55325669 is about 7438.1226798165. The cubic root of 55325669 is about 381.0443777344.

The spelling of 55325669 in words is "fifty-five million, three hundred twenty-five thousand, six hundred sixty-nine".