145310553240514 has 4 divisors (see below), whose sum is σ = 217965829860774. Its totient is φ = 72655276620256.

The previous prime is 145310553240509. The next prime is 145310553240521. The reversal of 145310553240514 is 415042355013541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 109926103239225 + 35384450001289 = 10484565^2 + 5948483^2 .

It is a super-2 number, since 2×145310553240514² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36327638310127 + ... + 36327638310130.

Almost surely, 2^{145310553240514} is an apocalyptic number.

145310553240514 is a deficient number, since it is larger than the sum of its proper divisors (72655276620260).

145310553240514 is an equidigital number, since it uses as much as digits as its factorization.

145310553240514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72655276620259.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 145310553240514 in words is "one hundred forty-five trillion, three hundred ten billion, five hundred fifty-three million, two hundred forty thousand, five hundred fourteen".