51540455353235 has 8 divisors (see below), whose sum is σ = 61848714947616. Its totient is φ = 41232251933440.

The previous prime is 51540455353223. The next prime is 51540455353243. The reversal of 51540455353235 is 53235355404515.

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

It is a de Polignac number, because none of the positive numbers 2^k-51540455353235 is a prime.

It is a Duffinian number.

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, 11998046 + ... + 15717315.

It is an arithmetic number, because the mean of its divisors is an integer number (7731089368452).

Almost surely, 2^{51540455353235} is an apocalyptic number.

51540455353235 is a deficient number, since it is larger than the sum of its proper divisors (10308259594381).

51540455353235 is a wasteful number, since it uses less digits than its factorization.

51540455353235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28087293.

The product of its (nonzero) digits is 13500000, while the sum is 50.

The spelling of 51540455353235 in words is "fifty-one trillion, five hundred forty billion, four hundred fifty-five million, three hundred fifty-three thousand, two hundred thirty-five".