55325340533 has 4 divisors (see below), whose sum is σ = 55327783680. Its totient is φ = 55322897388.

The previous prime is 55325340529. The next prime is 55325340683. The reversal of 55325340533 is 33504352355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55325340533 - 2² = 55325340529 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 (55325540533) 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, 1187285 + ... + 1233002.

It is an arithmetic number, because the mean of its divisors is an integer number (13831945920).

Almost surely, 2^55325340533 is an apocalyptic number.

It is an amenable number.

55325340533 is a deficient number, since it is larger than the sum of its proper divisors (2443147).

55325340533 is a wasteful number, since it uses less digits than its factorization.

55325340533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443146.

The product of its (nonzero) digits is 405000, while the sum is 38.

Adding to 55325340533 its reverse (33504352355), we get a palindrome (88829692888).

The spelling of 55325340533 in words is "fifty-five billion, three hundred twenty-five million, three hundred forty thousand, five hundred thirty-three".