145839123795 has 16 divisors (see below), whose sum is σ = 235407579552. Its totient is φ = 77092538880.

The previous prime is 145839123751. The next prime is 145839123797. The reversal of 145839123795 is 597321938541.

It is a happy number.

145839123795 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145839123795 - 2¹⁰ = 145839122771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145839123797) 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 15 ways as a sum of consecutive naturals, for example, 43018696 + ... + 43022085.

It is an arithmetic number, because the mean of its divisors is an integer number (14712973722).

Almost surely, 2^145839123795 is an apocalyptic number.

145839123795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145839123795 is a deficient number, since it is larger than the sum of its proper divisors (89568455757).

145839123795 is a wasteful number, since it uses less digits than its factorization.

145839123795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86040902.

The product of its digits is 8164800, while the sum is 57.

The spelling of 145839123795 in words is "one hundred forty-five billion, eight hundred thirty-nine million, one hundred twenty-three thousand, seven hundred ninety-five".