145579672214 has 4 divisors (see below), whose sum is σ = 218369508324. Its totient is φ = 72789836106.

The previous prime is 145579672201. The next prime is 145579672313. The reversal of 145579672214 is 412276975541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 412276975541 = 13999 ⋅29450459.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36394918052 + ... + 36394918055.

It is an arithmetic number, because the mean of its divisors is an integer number (54592377081).

Almost surely, 2^145579672214 is an apocalyptic number.

145579672214 is a deficient number, since it is larger than the sum of its proper divisors (72789836110).

145579672214 is an equidigital number, since it uses as much as digits as its factorization.

145579672214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72789836109.

The product of its digits is 4233600, while the sum is 53.

The spelling of 145579672214 in words is "one hundred forty-five billion, five hundred seventy-nine million, six hundred seventy-two thousand, two hundred fourteen".