51342554420555 has 8 divisors (see below), whose sum is σ = 64853752952400. Its totient is φ = 38912251771296.

The previous prime is 51342554420539. The next prime is 51342554420587. The reversal of 51342554420555 is 55502445524315.

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 51342554420555 - 2⁴ = 51342554420539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270223970540 + ... + 270223970729.

It is an arithmetic number, because the mean of its divisors is an integer number (8106719119050).

Almost surely, 2^{51342554420555} is an apocalyptic number.

51342554420555 is a deficient number, since it is larger than the sum of its proper divisors (13511198531845).

51342554420555 is a wasteful number, since it uses less digits than its factorization.

51342554420555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540447941293.

The product of its (nonzero) digits is 12000000, while the sum is 50.

The spelling of 51342554420555 in words is "fifty-one trillion, three hundred forty-two billion, five hundred fifty-four million, four hundred twenty thousand, five hundred fifty-five".