51173226224 has 40 divisors (see below), whose sum is σ = 104387671440. Its totient is φ = 24235020288.

The previous prime is 51173226211. The next prime is 51173226233. The reversal of 51173226224 is 42262237115.

It is a Cunningham number, because it is equal to 226215²-1.

It is a super-3 number, since 3×51173226224³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1795574 + ... + 1823850.

It is an arithmetic number, because the mean of its divisors is an integer number (2609691786).

Almost surely, 2^51173226224 is an apocalyptic number.

It is an amenable number.

51173226224 is an abundant number, since it is smaller than the sum of its proper divisors (53214445216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51173226224 is a wasteful number, since it uses less digits than its factorization.

51173226224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34257 (or 34251 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The spelling of 51173226224 in words is "fifty-one billion, one hundred seventy-three million, two hundred twenty-six thousand, two hundred twenty-four".