53315371507278 has 8 divisors (see below), whose sum is σ = 106630743014568. Its totient is φ = 17771790502424.

The previous prime is 53315371507259. The next prime is 53315371507283. The reversal of 53315371507278 is 87270517351335.

It is a happy number.

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

53315371507278 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4442947625601 + ... + 4442947625612.

It is an arithmetic number, because the mean of its divisors is an integer number (13328842876821).

Almost surely, 2^{53315371507278} is an apocalyptic number.

53315371507278 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53315371507278 is a wasteful number, since it uses less digits than its factorization.

53315371507278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8885895251218.

The product of its (nonzero) digits is 18522000, while the sum is 57.

The spelling of 53315371507278 in words is "fifty-three trillion, three hundred fifteen billion, three hundred seventy-one million, five hundred seven thousand, two hundred seventy-eight".