1538714424687 has 32 divisors (see below), whose sum is σ = 2254750248960. Its totient is φ = 925630840320.

The previous prime is 1538714424649. The next prime is 1538714424713. The reversal of 1538714424687 is 7864244178351.

It is not a de Polignac number, because 1538714424687 - 2²³ = 1538706036079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1538714424687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1538714424647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47721123 + ... + 47753355.

It is an arithmetic number, because the mean of its divisors is an integer number (70460945280).

Almost surely, 2^{1538714424687} is an apocalyptic number.

1538714424687 is a deficient number, since it is larger than the sum of its proper divisors (716035824273).

1538714424687 is a wasteful number, since it uses less digits than its factorization.

1538714424687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42943.

The product of its digits is 36126720, while the sum is 60.

The spelling of 1538714424687 in words is "one trillion, five hundred thirty-eight billion, seven hundred fourteen million, four hundred twenty-four thousand, six hundred eighty-seven".