55550525253 has 4 divisors (see below), whose sum is σ = 74067367008. Its totient is φ = 37033683500.

The previous prime is 55550525213. The next prime is 55550525279. The reversal of 55550525253 is 35252505555.

It is a happy number.

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 55550525253 - 2¹² = 55550521157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55550525213) 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, 9258420873 + ... + 9258420878.

It is an arithmetic number, because the mean of its divisors is an integer number (18516841752).

Almost surely, 2^55550525253 is an apocalyptic number.

It is an amenable number.

55550525253 is a deficient number, since it is larger than the sum of its proper divisors (18516841755).

55550525253 is a wasteful number, since it uses less digits than its factorization.

55550525253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18516841754.

The product of its (nonzero) digits is 937500, while the sum is 42.

The spelling of 55550525253 in words is "fifty-five billion, five hundred fifty million, five hundred twenty-five thousand, two hundred fifty-three".