51434323355 has 8 divisors (see below), whose sum is σ = 61907658864. Its totient is φ = 41023144800.

The previous prime is 51434323333. The next prime is 51434323357. The reversal of 51434323355 is 55332343415.

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

It is not a de Polignac number, because 51434323355 - 2²⁴ = 51417546139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51434323357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15537416 + ... + 15540725.

It is an arithmetic number, because the mean of its divisors is an integer number (7738457358).

Almost surely, 2^51434323355 is an apocalyptic number.

51434323355 is a deficient number, since it is larger than the sum of its proper divisors (10473335509).

51434323355 is a wasteful number, since it uses less digits than its factorization.

51434323355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31078477.

The product of its digits is 324000, while the sum is 38.

The spelling of 51434323355 in words is "fifty-one billion, four hundred thirty-four million, three hundred twenty-three thousand, three hundred fifty-five".