55525953 has 8 divisors (see below), whose sum is σ = 84611008. Its totient is φ = 31729104.

The previous prime is 55525909. The next prime is 55525973. The reversal of 55525953 is 35952555.

It is a happy number.

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

It is not a de Polignac number, because 55525953 - 2⁶ = 55525889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55525973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1322026 + ... + 1322067.

It is an arithmetic number, because the mean of its divisors is an integer number (10576376).

Almost surely, 2^55525953 is an apocalyptic number.

It is an amenable number.

55525953 is a deficient number, since it is larger than the sum of its proper divisors (29085055).

55525953 is a wasteful number, since it uses less digits than its factorization.

55525953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644103.

The product of its digits is 168750, while the sum is 39.

The square root of 55525953 is about 7451.5738606015. The cubic root of 55525953 is about 381.5036292094.

The spelling of 55525953 in words is "fifty-five million, five hundred twenty-five thousand, nine hundred fifty-three".