63251731537141 has 8 divisors (see below), whose sum is σ = 72287862273344. Its totient is φ = 54215643072960.

The previous prime is 63251731537139. The next prime is 63251731537147. The reversal of 63251731537141 is 14173513715236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63251731537141 - 2¹ = 63251731537139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63251731537147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7294020 + ... + 13405453.

It is an arithmetic number, because the mean of its divisors is an integer number (9035982784168).

Almost surely, 2^{63251731537141} is an apocalyptic number.

It is an amenable number.

63251731537141 is a deficient number, since it is larger than the sum of its proper divisors (9036130736203).

63251731537141 is a wasteful number, since it uses less digits than its factorization.

63251731537141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21136011.

The product of its digits is 1587600, while the sum is 49.

The spelling of 63251731537141 in words is "sixty-three trillion, two hundred fifty-one billion, seven hundred thirty-one million, five hundred thirty-seven thousand, one hundred forty-one".