51465321006422 has 16 divisors (see below), whose sum is σ = 79066351141632. Its totient is φ = 25114954625280.

The previous prime is 51465321006401. The next prime is 51465321006431. The reversal of 51465321006422 is 22460012356415.

It is a self number, because there is not a number n which added to its sum of digits gives 51465321006422.

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, 1270979483 + ... + 1271019974.

It is an arithmetic number, because the mean of its divisors is an integer number (4941646946352).

Almost surely, 2^{51465321006422} is an apocalyptic number.

51465321006422 is a deficient number, since it is larger than the sum of its proper divisors (27601030135210).

51465321006422 is a wasteful number, since it uses less digits than its factorization.

51465321006422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541999703.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 51465321006422 in words is "fifty-one trillion, four hundred sixty-five billion, three hundred twenty-one million, six thousand, four hundred twenty-two".