53400017318 has 8 divisors (see below), whose sum is σ = 80104821048. Its totient is φ = 26698410304.

The previous prime is 53400017311. The next prime is 53400017329. The reversal of 53400017318 is 81371000435.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53400017311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 756971 + ... + 824502.

It is an arithmetic number, because the mean of its divisors is an integer number (10013102631).

Almost surely, 2^53400017318 is an apocalyptic number.

53400017318 is a deficient number, since it is larger than the sum of its proper divisors (26704803730).

53400017318 is a wasteful number, since it uses less digits than its factorization.

53400017318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598358.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 53400017318 in words is "fifty-three billion, four hundred million, seventeen thousand, three hundred eighteen".