51123473462 has 8 divisors (see below), whose sum is σ = 77765283792. Its totient is φ = 25201712200.

The previous prime is 51123473459. The next prime is 51123473473. The reversal of 51123473462 is 26437432115.

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

It is a super-2 number, since 2×51123473462² (a number of 22 digits) contains 22 as substring.

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, 180012089 + ... + 180012372.

It is an arithmetic number, because the mean of its divisors is an integer number (9720660474).

Almost surely, 2^51123473462 is an apocalyptic number.

51123473462 is a deficient number, since it is larger than the sum of its proper divisors (26641810330).

51123473462 is a wasteful number, since it uses less digits than its factorization.

51123473462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360024534.

The product of its digits is 120960, while the sum is 38.

The spelling of 51123473462 in words is "fifty-one billion, one hundred twenty-three million, four hundred seventy-three thousand, four hundred sixty-two".