51551482323419 has 16 divisors (see below), whose sum is σ = 55537231768032. Its totient is φ = 47568627606528.

The previous prime is 51551482323409. The next prime is 51551482323457. The reversal of 51551482323419 is 91432328415515.

It is a cyclic number.

It is not a de Polignac number, because 51551482323419 - 2⁴⁴ = 33959296279003 is a prime.

It is a super-2 number, since 2×51551482323419² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51551482323409) 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, 1411461692 + ... + 1411498214.

It is an arithmetic number, because the mean of its divisors is an integer number (3471076985502).

Almost surely, 2^{51551482323419} is an apocalyptic number.

51551482323419 is a deficient number, since it is larger than the sum of its proper divisors (3985749444613).

51551482323419 is a wasteful number, since it uses less digits than its factorization.

51551482323419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73166.

The product of its digits is 5184000, while the sum is 53.

The spelling of 51551482323419 in words is "fifty-one trillion, five hundred fifty-one billion, four hundred eighty-two million, three hundred twenty-three thousand, four hundred nineteen".