51017772062 has 8 divisors (see below), whose sum is σ = 80554377000. Its totient is φ = 24166313064.

The previous prime is 51017772019. The next prime is 51017772097. The reversal of 51017772062 is 26027771015.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 1342572949 = 51017772062 / (5 + 1 + 0 + 1 + 7 + 7 + 7 + 2 + 0 + 6 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671286437 + ... + 671286512.

It is an arithmetic number, because the mean of its divisors is an integer number (10069297125).

Almost surely, 2^51017772062 is an apocalyptic number.

51017772062 is a deficient number, since it is larger than the sum of its proper divisors (29536604938).

51017772062 is a wasteful number, since it uses less digits than its factorization.

51017772062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342572970.

The product of its (nonzero) digits is 41160, while the sum is 38.

The spelling of 51017772062 in words is "fifty-one billion, seventeen million, seven hundred seventy-two thousand, sixty-two".