105553232433 has 16 divisors (see below), whose sum is σ = 170591083200. Its totient is φ = 63971655840.

The previous prime is 105553232423. The next prime is 105553232437. The reversal of 105553232433 is 334232355501.

105553232433 is a `hidden beast` number, since 1 + 0 + 55 + 532 + 32 + 43 + 3 = 666.

It is not a de Polignac number, because 105553232433 - 2²¹ = 105551135281 is a prime.

It is a super-2 number, since 2×105553232433² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105553232437) 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, 177698748 + ... + 177699341.

It is an arithmetic number, because the mean of its divisors is an integer number (10661942700).

Almost surely, 2^105553232433 is an apocalyptic number.

It is an amenable number.

105553232433 is a deficient number, since it is larger than the sum of its proper divisors (65037850767).

105553232433 is a wasteful number, since it uses less digits than its factorization.

105553232433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355398109 (or 355398103 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 105553232433 its reverse (334232355501), we get a palindrome (439785587934).

The spelling of 105553232433 in words is "one hundred five billion, five hundred fifty-three million, two hundred thirty-two thousand, four hundred thirty-three".