51742427722 has 8 divisors (see below), whose sum is σ = 77663050272. Its totient is φ = 25854744300.

The previous prime is 51742427663. The next prime is 51742427771. The reversal of 51742427722 is 22772424715.

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

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, 8230854 + ... + 8237137.

It is an arithmetic number, because the mean of its divisors is an integer number (9707881284).

Almost surely, 2^51742427722 is an apocalyptic number.

51742427722 is a deficient number, since it is larger than the sum of its proper divisors (25920622550).

51742427722 is a wasteful number, since it uses less digits than its factorization.

51742427722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16469564.

The product of its digits is 439040, while the sum is 43.

The spelling of 51742427722 in words is "fifty-one billion, seven hundred forty-two million, four hundred twenty-seven thousand, seven hundred twenty-two".