53221145104 has 40 divisors (see below), whose sum is σ = 103987580480. Its totient is φ = 26386121088.

The previous prime is 53221145093. The next prime is 53221145111. The reversal of 53221145104 is 40154112235.

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, 1815814 + ... + 1844890.

It is an arithmetic number, because the mean of its divisors is an integer number (2599689512).

Almost surely, 2^53221145104 is an apocalyptic number.

It is an amenable number.

53221145104 is a deficient number, since it is larger than the sum of its proper divisors (50766435376).

53221145104 is a wasteful number, since it uses less digits than its factorization.

53221145104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30047 (or 30041 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 53221145104 its reverse (40154112235), we get a palindrome (93375257339).

The spelling of 53221145104 in words is "fifty-three billion, two hundred twenty-one million, one hundred forty-five thousand, one hundred four".