145882773999 has 48 divisors (see below), whose sum is σ = 228851269920. Its totient is φ = 89186641920.

The previous prime is 145882773997. The next prime is 145882774157. The reversal of 145882773999 is 999377288541.

145882773999 is a `hidden beast` number, since 1 + 4 + 588 + 2 + 7 + 7 + 39 + 9 + 9 = 666.

It is not a de Polignac number, because 145882773999 - 2¹ = 145882773997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145882773997) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4984992 + ... + 5014170.

It is an arithmetic number, because the mean of its divisors is an integer number (4767734790).

Almost surely, 2^145882773999 is an apocalyptic number.

145882773999 is a deficient number, since it is larger than the sum of its proper divisors (82968495921).

145882773999 is a wasteful number, since it uses less digits than its factorization.

145882773999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30040 (or 30037 counting only the distinct ones).

The product of its digits is 274337280, while the sum is 72.

The spelling of 145882773999 in words is "one hundred forty-five billion, eight hundred eighty-two million, seven hundred seventy-three thousand, nine hundred ninety-nine".