51223524166 has 8 divisors (see below), whose sum is σ = 76839562800. Its totient is φ = 25610336568.

The previous prime is 51223524113. The next prime is 51223524167. The reversal of 51223524166 is 66142532215.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51223524167) 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, 667261 + ... + 740056.

It is an arithmetic number, because the mean of its divisors is an integer number (9604945350).

Almost surely, 2^51223524166 is an apocalyptic number.

51223524166 is a deficient number, since it is larger than the sum of its proper divisors (25616038634).

51223524166 is a wasteful number, since it uses less digits than its factorization.

51223524166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425518.

The product of its digits is 86400, while the sum is 37.

The spelling of 51223524166 in words is "fifty-one billion, two hundred twenty-three million, five hundred twenty-four thousand, one hundred sixty-six".