145299713325 has 96 divisors (see below), whose sum is σ = 264202089984. Its totient is φ = 70019389440.

The previous prime is 145299713311. The next prime is 145299713329. The reversal of 145299713325 is 523317992541.

It is not a de Polignac number, because 145299713325 - 2⁹ = 145299712813 is a prime.

It is a super-2 number, since 2×145299713325² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145299713329) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23922489 + ... + 23928561.

It is an arithmetic number, because the mean of its divisors is an integer number (2752105104).

Almost surely, 2^145299713325 is an apocalyptic number.

145299713325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145299713325 is a deficient number, since it is larger than the sum of its proper divisors (118902376659).

145299713325 is a wasteful number, since it uses less digits than its factorization.

145299713325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6615 (or 6610 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 51.

The spelling of 145299713325 in words is "one hundred forty-five billion, two hundred ninety-nine million, seven hundred thirteen thousand, three hundred twenty-five".