55463265 has 128 divisors (see below), whose sum is σ = 123379200. Its totient is φ = 23362560.

The previous prime is 55463257. The next prime is 55463269. The reversal of 55463265 is 56236455.

It is a happy number.

55463265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55463265 - 2³ = 55463257 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (55463269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3262537 + ... + 3262553.

It is an arithmetic number, because the mean of its divisors is an integer number (963900).

Almost surely, 2^55463265 is an apocalyptic number.

55463265 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55463265 is an abundant number, since it is smaller than the sum of its proper divisors (67915935).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55463265 is a wasteful number, since it uses less digits than its factorization.

55463265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 49 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 55463265 is about 7447.3663129995. The cubic root of 55463265 is about 381.3600044477.

The spelling of 55463265 in words is "fifty-five million, four hundred sixty-three thousand, two hundred sixty-five".