33381623055 has 32 divisors (see below), whose sum is σ = 59086775808. Its totient is φ = 15957065600.

The previous prime is 33381623047. The next prime is 33381623059. The reversal of 33381623055 is 55032618333.

It is not a de Polignac number, because 33381623055 - 2³ = 33381623047 is a prime.

It is a super-2 number, since 2×33381623055² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33381623059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1413024 + ... + 1436453.

It is an arithmetic number, because the mean of its divisors is an integer number (1846461744).

Almost surely, 2^33381623055 is an apocalyptic number.

33381623055 is a deficient number, since it is larger than the sum of its proper divisors (25705152753).

33381623055 is a wasteful number, since it uses less digits than its factorization.

33381623055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2849567.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 33381623055 in words is "thirty-three billion, three hundred eighty-one million, six hundred twenty-three thousand, fifty-five".