51422323462 has 32 divisors (see below), whose sum is σ = 83514900672. Its totient is φ = 23681839104.

The previous prime is 51422323429. The next prime is 51422323487. The reversal of 51422323462 is 26432322415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9358 + ... + 320830.

It is an arithmetic number, because the mean of its divisors is an integer number (2609840646).

Almost surely, 2^51422323462 is an apocalyptic number.

51422323462 is a deficient number, since it is larger than the sum of its proper divisors (32092577210).

51422323462 is a wasteful number, since it uses less digits than its factorization.

51422323462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311632.

The product of its digits is 69120, while the sum is 34.

Adding to 51422323462 its reverse (26432322415), we get a palindrome (77854645877).

The spelling of 51422323462 in words is "fifty-one billion, four hundred twenty-two million, three hundred twenty-three thousand, four hundred sixty-two".