63251731537241 has 16 divisors (see below), whose sum is σ = 69134164380288. Its totient is φ = 57515941728000.

The previous prime is 63251731537223. The next prime is 63251731537273. The reversal of 63251731537241 is 14273513715236.

It is a cyclic number.

It is not a de Polignac number, because 63251731537241 - 2³⁸ = 62976853630297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63251731537241.

It is not an unprimeable number, because it can be changed into a prime (63251731537741) 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, 27421211 + ... + 29638256.

It is an arithmetic number, because the mean of its divisors is an integer number (4320885273768).

Almost surely, 2^{63251731537241} is an apocalyptic number.

It is an amenable number.

63251731537241 is a deficient number, since it is larger than the sum of its proper divisors (5882432843047).

63251731537241 is a wasteful number, since it uses less digits than its factorization.

63251731537241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57060752.

The product of its digits is 3175200, while the sum is 50.

The spelling of 63251731537241 in words is "sixty-three trillion, two hundred fifty-one billion, seven hundred thirty-one million, five hundred thirty-seven thousand, two hundred forty-one".