53731388346 has 16 divisors (see below), whose sum is σ = 108308941824. Its totient is φ = 17769435264.

The previous prime is 53731388327. The next prime is 53731388377. The reversal of 53731388346 is 64388313735.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35256055 + ... + 35257578.

It is an arithmetic number, because the mean of its divisors is an integer number (6769308864).

Almost surely, 2^53731388346 is an apocalyptic number.

53731388346 is an abundant number, since it is smaller than the sum of its proper divisors (54577553478).

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

53731388346 is a wasteful number, since it uses less digits than its factorization.

53731388346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70513765.

The product of its digits is 4354560, while the sum is 51.

The spelling of 53731388346 in words is "fifty-three billion, seven hundred thirty-one million, three hundred eighty-eight thousand, three hundred forty-six".