145522342492 has 12 divisors (see below), whose sum is σ = 258838921096. Its totient is φ = 71568365040.

The previous prime is 145522342477. The next prime is 145522342499. The reversal of 145522342492 is 294243225541.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145522342499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298201278 + ... + 298201765.

Almost surely, 2^145522342492 is an apocalyptic number.

It is an amenable number.

145522342492 is a deficient number, since it is larger than the sum of its proper divisors (113316578604).

145522342492 is a wasteful number, since it uses less digits than its factorization.

145522342492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596403108 (or 596403106 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The spelling of 145522342492 in words is "one hundred forty-five billion, five hundred twenty-two million, three hundred forty-two thousand, four hundred ninety-two".