4251255163331 has 4 divisors (see below), whose sum is σ = 4637732905464. Its totient is φ = 3864777421200.

The previous prime is 4251255163319. The next prime is 4251255163343. The reversal of 4251255163331 is 1333615521524.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4251255163319) and next prime (4251255163343).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4251255163331 is a prime.

It is a super-2 number, since 2×4251255163331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4251255163301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193238871050 + ... + 193238871071.

It is an arithmetic number, because the mean of its divisors is an integer number (1159433226366).

Almost surely, 2^{4251255163331} is an apocalyptic number.

4251255163331 is a deficient number, since it is larger than the sum of its proper divisors (386477742133).

4251255163331 is a wasteful number, since it uses less digits than its factorization.

4251255163331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386477742132.

The product of its digits is 324000, while the sum is 41.

The spelling of 4251255163331 in words is "four trillion, two hundred fifty-one billion, two hundred fifty-five million, one hundred sixty-three thousand, three hundred thirty-one".