51236314455 has 8 divisors (see below), whose sum is σ = 81978103152. Its totient is φ = 27326034368.

The previous prime is 51236314453. The next prime is 51236314463. The reversal of 51236314455 is 55441363215.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 51236314455 - 2¹ = 51236314453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51236314453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1707877134 + ... + 1707877163.

It is an arithmetic number, because the mean of its divisors is an integer number (10247262894).

Almost surely, 2^51236314455 is an apocalyptic number.

51236314455 is a deficient number, since it is larger than the sum of its proper divisors (30741788697).

51236314455 is a wasteful number, since it uses less digits than its factorization.

51236314455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3415754305.

The product of its digits is 216000, while the sum is 39.

The spelling of 51236314455 in words is "fifty-one billion, two hundred thirty-six million, three hundred fourteen thousand, four hundred fifty-five".