365665055 has 16 divisors (see below), whose sum is σ = 501816384. Its totient is φ = 250575360.

The previous prime is 365665021. The next prime is 365665061. The reversal of 365665055 is 550566563.

It is not a de Polignac number, because 365665055 - 2¹⁰ = 365664031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75095 + ... + 79815.

It is an arithmetic number, because the mean of its divisors is an integer number (31363524).

Almost surely, 2^365665055 is an apocalyptic number.

365665055 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

365665055 is a deficient number, since it is larger than the sum of its proper divisors (136151329).

365665055 is a wasteful number, since it uses less digits than its factorization.

365665055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6946.

The product of its (nonzero) digits is 405000, while the sum is 41.

The square root of 365665055 is about 19122.3705381943. The cubic root of 365665055 is about 715.0907378282.

The spelling of 365665055 in words is "three hundred sixty-five million, six hundred sixty-five thousand, fifty-five".