55253012 has 12 divisors (see below), whose sum is σ = 98750400. Its totient is φ = 27038616.

The previous prime is 55252999. The next prime is 55253021. The reversal of 55253012 is 21035255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146762 + ... + 147137.

It is an arithmetic number, because the mean of its divisors is an integer number (8229200).

Almost surely, 2^55253012 is an apocalyptic number.

It is an amenable number.

55253012 is a deficient number, since it is larger than the sum of its proper divisors (43497388).

55253012 is a wasteful number, since it uses less digits than its factorization.

55253012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293950 (or 293948 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 55253012 is about 7433.2369799435. The cubic root of 55253012 is about 380.8775011884.

Adding to 55253012 its reverse (21035255), we get a palindrome (76288267).

The spelling of 55253012 in words is "fifty-five million, two hundred fifty-three thousand, twelve".