145576999238 has 16 divisors (see below), whose sum is σ = 244027077840. Its totient is φ = 64557427200.

The previous prime is 145576999189. The next prime is 145576999297. The reversal of 145576999238 is 832999675541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80695883 + ... + 80697686.

It is an arithmetic number, because the mean of its divisors is an integer number (15251692365).

Almost surely, 2^145576999238 is an apocalyptic number.

145576999238 is a deficient number, since it is larger than the sum of its proper divisors (98450078602).

145576999238 is a wasteful number, since it uses less digits than its factorization.

145576999238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161393623.

The product of its digits is 146966400, while the sum is 68.

The spelling of 145576999238 in words is "one hundred forty-five billion, five hundred seventy-six million, nine hundred ninety-nine thousand, two hundred thirty-eight".