55214512 has 20 divisors (see below), whose sum is σ = 107928360. Its totient is φ = 27362048.

The previous prime is 55214479. The next prime is 55214527. The reversal of 55214512 is 21541255.

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, 13462 + ... + 17077.

It is an arithmetic number, because the mean of its divisors is an integer number (5396418).

Almost surely, 2^55214512 is an apocalyptic number.

It is an amenable number.

55214512 is a deficient number, since it is larger than the sum of its proper divisors (52713848).

55214512 is a wasteful number, since it uses less digits than its factorization.

55214512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30660 (or 30654 counting only the distinct ones).

The product of its digits is 2000, while the sum is 25.

The square root of 55214512 is about 7430.6468089931. The cubic root of 55214512 is about 380.7890161721.

Adding to 55214512 its reverse (21541255), we get a palindrome (76755767).

The spelling of 55214512 in words is "fifty-five million, two hundred fourteen thousand, five hundred twelve".