145799999998 has 16 divisors (see below), whose sum is σ = 221403800016. Its totient is φ = 71999280000.

The previous prime is 145799999993. The next prime is 145800000029. The reversal of 145799999998 is 899999997541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145799999993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404998 + ... + 674998.

It is an arithmetic number, because the mean of its divisors is an integer number (13837737501).

Almost surely, 2^145799999998 is an apocalyptic number.

145799999998 is a deficient number, since it is larger than the sum of its proper divisors (75603800018).

145799999998 is a wasteful number, since it uses less digits than its factorization.

145799999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273339.

The product of its digits is 5356925280, while the sum is 88.

The spelling of 145799999998 in words is "one hundred forty-five billion, seven hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-eight".