145325473740719 has 4 divisors (see below), whose sum is σ = 145325629824144. Its totient is φ = 145325317657296.

The previous prime is 145325473740677. The next prime is 145325473740721. The reversal of 145325473740719 is 917047374523541.

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

It is a cyclic number.

It is not a de Polignac number, because 145325473740719 - 2²⁸ = 145325205305263 is a prime.

It is a super-2 number, since 2×145325473740719² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145325473740779) 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, 76636667 + ... + 78510060.

It is an arithmetic number, because the mean of its divisors is an integer number (36331407456036).

Almost surely, 2^{145325473740719} is an apocalyptic number.

145325473740719 is a deficient number, since it is larger than the sum of its proper divisors (156083425).

145325473740719 is an equidigital number, since it uses as much as digits as its factorization.

145325473740719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156083424.

The product of its (nonzero) digits is 88905600, while the sum is 62.

The spelling of 145325473740719 in words is "one hundred forty-five trillion, three hundred twenty-five billion, four hundred seventy-three million, seven hundred forty thousand, seven hundred nineteen".