51622382627 has 4 divisors (see below), whose sum is σ = 51659021640. Its totient is φ = 51585743616.

The previous prime is 51622382551. The next prime is 51622382657. The reversal of 51622382627 is 72628322615.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51622382627 is a prime.

It is a super-2 number, since 2×51622382627² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51622382657) 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, 18317393 + ... + 18320210.

It is an arithmetic number, because the mean of its divisors is an integer number (12914755410).

Almost surely, 2^51622382627 is an apocalyptic number.

51622382627 is a deficient number, since it is larger than the sum of its proper divisors (36639013).

51622382627 is a wasteful number, since it uses less digits than its factorization.

51622382627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36639012.

The product of its digits is 483840, while the sum is 44.

The spelling of 51622382627 in words is "fifty-one billion, six hundred twenty-two million, three hundred eighty-two thousand, six hundred twenty-seven".