55263359 has 4 divisors (see below), whose sum is σ = 57046080. Its totient is φ = 53480640.

The previous prime is 55263337. The next prime is 55263361. The reversal of 55263359 is 95336255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55263359 - 2¹⁶ = 55197823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55263959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 891314 + ... + 891375.

It is an arithmetic number, because the mean of its divisors is an integer number (14261520).

Almost surely, 2^55263359 is an apocalyptic number.

55263359 is a deficient number, since it is larger than the sum of its proper divisors (1782721).

55263359 is a wasteful number, since it uses less digits than its factorization.

55263359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782720.

The product of its digits is 121500, while the sum is 38.

The square root of 55263359 is about 7433.9329429314. The cubic root of 55263359 is about 380.9012748156.

The spelling of 55263359 in words is "fifty-five million, two hundred sixty-three thousand, three hundred fifty-nine".