5144352202251 has 24 divisors (see below), whose sum is σ = 7562187137024. Its totient is φ = 3369175009200.

The previous prime is 5144352202243. The next prime is 5144352202289. The reversal of 5144352202251 is 1522022534415.

5144352202251 is a `hidden beast` number, since 5 + 1 + 443 + 5 + 2 + 202 + 2 + 5 + 1 = 666.

It is not a de Polignac number, because 5144352202251 - 2³ = 5144352202243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5144352202211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11401675 + ... + 11844276.

Almost surely, 2^{5144352202251} is an apocalyptic number.

5144352202251 is a deficient number, since it is larger than the sum of its proper divisors (2417834934773).

5144352202251 is a wasteful number, since it uses less digits than its factorization.

5144352202251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23246391 (or 23246388 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 5144352202251 its reverse (1522022534415), we get a palindrome (6666374736666).

The spelling of 5144352202251 in words is "five trillion, one hundred forty-four billion, three hundred fifty-two million, two hundred two thousand, two hundred fifty-one".