55012310 has 8 divisors (see below), whose sum is σ = 99022176. Its totient is φ = 22004920.

The previous prime is 55012273. The next prime is 55012313. The reversal of 55012310 is 1321055.

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

It is a super-2 number, since 2×55012310² = 6052708503072200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55012313) 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, 2750606 + ... + 2750625.

It is an arithmetic number, because the mean of its divisors is an integer number (12377772).

Almost surely, 2^55012310 is an apocalyptic number.

55012310 is a deficient number, since it is larger than the sum of its proper divisors (44009866).

55012310 is a wasteful number, since it uses less digits than its factorization.

55012310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501238.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 55012310 is about 7417.0283806926. The cubic root of 55012310 is about 380.3236162898.

Adding to 55012310 its reverse (1321055), we get a palindrome (56333365).

The spelling of 55012310 in words is "fifty-five million, twelve thousand, three hundred ten".