53496726971418 has 96 divisors (see below), whose sum is σ = 125325887232000. Its totient is φ = 16434724272768.

The previous prime is 53496726971357. The next prime is 53496726971419. The reversal of 53496726971418 is 81417962769435.

53496726971418 is a `hidden beast` number, since 5 + 3 + 49 + 67 + 26 + 97 + 1 + 418 = 666.

It is not an unprimeable number, because it can be changed into a prime (53496726971419) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87628455 + ... + 88236837.

It is an arithmetic number, because the mean of its divisors is an integer number (1305477992000).

Almost surely, 2^{53496726971418} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53496726971418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62662943616000).

53496726971418 is an abundant number, since it is smaller than the sum of its proper divisors (71829160260582).

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

53496726971418 is a wasteful number, since it uses less digits than its factorization.

53496726971418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615396 (or 615393 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 72.

The spelling of 53496726971418 in words is "fifty-three trillion, four hundred ninety-six billion, seven hundred twenty-six million, nine hundred seventy-one thousand, four hundred eighteen".