55453383 has 16 divisors (see below), whose sum is σ = 82456800. Its totient is φ = 36832320.

The previous prime is 55453369. The next prime is 55453397. The reversal of 55453383 is 38335455.

55453383 is a `hidden beast` number, since 5 + 545 + 33 + 83 = 666.

It is an interprime number because it is at equal distance from previous prime (55453369) and next prime (55453397).

It is not a de Polignac number, because 55453383 - 2⁴ = 55453367 is a prime.

It is a super-2 number, since 2×55453383² = 6150155372289378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55453183) 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, 3933 + ... + 11241.

It is an arithmetic number, because the mean of its divisors is an integer number (5153550).

Almost surely, 2^55453383 is an apocalyptic number.

55453383 is a deficient number, since it is larger than the sum of its proper divisors (27003417).

55453383 is a wasteful number, since it uses less digits than its factorization.

55453383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7599 (or 7593 counting only the distinct ones).

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

The square root of 55453383 is about 7446.7028274264. The cubic root of 55453383 is about 381.3373538794.

The spelling of 55453383 in words is "fifty-five million, four hundred fifty-three thousand, three hundred eighty-three".