53110240251 has 16 divisors (see below), whose sum is σ = 72143917824. Its totient is φ = 34745714784.

The previous prime is 53110240247. The next prime is 53110240291. The reversal of 53110240251 is 15204201135.

It is a happy number.

It is not a de Polignac number, because 53110240251 - 2² = 53110240247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53110240231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449476 + ... + 555201.

It is an arithmetic number, because the mean of its divisors is an integer number (4508994864).

Almost surely, 2^53110240251 is an apocalyptic number.

53110240251 is a deficient number, since it is larger than the sum of its proper divisors (19033677573).

53110240251 is a wasteful number, since it uses less digits than its factorization.

53110240251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005010.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 53110240251 its reverse (15204201135), we get a palindrome (68314441386).

The spelling of 53110240251 in words is "fifty-three billion, one hundred ten million, two hundred forty thousand, two hundred fifty-one".