1368150518631 has 24 divisors (see below), whose sum is σ = 1975671475536. Its totient is φ = 841788080640.

The previous prime is 1368150518561. The next prime is 1368150518681.

1368150518631 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1368150518631 - 2⁷ = 1368150518503 is a prime.

It is a super-2 number, since 2×1368150518631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368150518681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2627391 + ... + 3104751.

It is an arithmetic number, because the mean of its divisors is an integer number (82319644814).

Almost surely, 2^{1368150518631} is an apocalyptic number.

1368150518631 is a deficient number, since it is larger than the sum of its proper divisors (607520956905).

1368150518631 is a wasteful number, since it uses less digits than its factorization.

1368150518631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483043 (or 483030 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 1368150518631 in words is "one trillion, three hundred sixty-eight billion, one hundred fifty million, five hundred eighteen thousand, six hundred thirty-one".