53018228451394 has 16 divisors (see below), whose sum is σ = 82447353141120. Its totient is φ = 25539726033360.

The previous prime is 53018228451343. The next prime is 53018228451431. The reversal of 53018228451394 is 49315482281035.

It is a happy 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, 987130152 + ... + 987183859.

It is an arithmetic number, because the mean of its divisors is an integer number (5152959571320).

Almost surely, 2^{53018228451394} is an apocalyptic number.

53018228451394 is a deficient number, since it is larger than the sum of its proper divisors (29429124689726).

53018228451394 is a wasteful number, since it uses less digits than its factorization.

53018228451394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974314505.

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 53018228451394 in words is "fifty-three trillion, eighteen billion, two hundred twenty-eight million, four hundred fifty-one thousand, three hundred ninety-four".