145214332158 has 32 divisors (see below), whose sum is σ = 333406918656. Its totient is φ = 41303753568.

The previous prime is 145214332157. The next prime is 145214332181. The reversal of 145214332158 is 851233412541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145214332157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7742841 + ... + 7761572.

It is an arithmetic number, because the mean of its divisors is an integer number (10418966208).

Almost surely, 2^145214332158 is an apocalyptic number.

145214332158 is an abundant number, since it is smaller than the sum of its proper divisors (188192586498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145214332158 is a wasteful number, since it uses less digits than its factorization.

145214332158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15504648.

The product of its digits is 115200, while the sum is 39.

Adding to 145214332158 its reverse (851233412541), we get a palindrome (996447744699).

The spelling of 145214332158 in words is "one hundred forty-five billion, two hundred fourteen million, three hundred thirty-two thousand, one hundred fifty-eight".