51503067222351 has 16 divisors (see below), whose sum is σ = 71114350048896. Its totient is φ = 33132822168096.

The previous prime is 51503067222349. The next prime is 51503067222421. The reversal of 51503067222351 is 15322276030515.

It is a happy number.

It is not a de Polignac number, because 51503067222351 - 2¹ = 51503067222349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51503067222301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2405101240 + ... + 2405122653.

It is an arithmetic number, because the mean of its divisors is an integer number (4444646878056).

Almost surely, 2^{51503067222351} is an apocalyptic number.

51503067222351 is a deficient number, since it is larger than the sum of its proper divisors (19611282826545).

51503067222351 is a wasteful number, since it uses less digits than its factorization.

51503067222351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810224022.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 51503067222351 in words is "fifty-one trillion, five hundred three billion, sixty-seven million, two hundred twenty-two thousand, three hundred fifty-one".