55326121023 has 8 divisors (see below), whose sum is σ = 73775397168. Its totient is φ = 36880462784.

The previous prime is 55326121007. The next prime is 55326121027. The reversal of 55326121023 is 32012162355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55326121023 - 2⁴ = 55326121007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55326121027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868590 + ... + 930107.

It is an arithmetic number, because the mean of its divisors is an integer number (9221924646).

Almost surely, 2^55326121023 is an apocalyptic number.

55326121023 is a deficient number, since it is larger than the sum of its proper divisors (18449276145).

55326121023 is a wasteful number, since it uses less digits than its factorization.

55326121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808953.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 55326121023 its reverse (32012162355), we get a palindrome (87338283378).

The spelling of 55326121023 in words is "fifty-five billion, three hundred twenty-six million, one hundred twenty-one thousand, twenty-three".