145968487599 has 16 divisors (see below), whose sum is σ = 212481561600. Its totient is φ = 88397516160.

The previous prime is 145968487597. The next prime is 145968487603. The reversal of 145968487599 is 995784869541.

It is not a de Polignac number, because 145968487599 - 2¹ = 145968487597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145968487599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145968487597) 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, 1662399 + ... + 1748000.

It is an arithmetic number, because the mean of its divisors is an integer number (13280097600).

Almost surely, 2^145968487599 is an apocalyptic number.

145968487599 is a deficient number, since it is larger than the sum of its proper divisors (66513074001).

145968487599 is a wasteful number, since it uses less digits than its factorization.

145968487599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411710.

The product of its digits is 783820800, while the sum is 75.

The spelling of 145968487599 in words is "one hundred forty-five billion, nine hundred sixty-eight million, four hundred eighty-seven thousand, five hundred ninety-nine".