145097394827044 has 27 divisors (see below), whose sum is σ = 279103143188401. Its totient is φ = 65953240828640.

The previous prime is 145097394827041. The next prime is 145097394827051. The reversal of 145097394827044 is 440728493790541.

The square root of 145097394827044 is 12045638.

It is a perfect power (a square), and thus also a powerful number.

145097394827044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 122807665387044 + 22289729440000 = 11081862^2 + 4721200^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145097394827041) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 264730272 + ... + 265277800.

Almost surely, 2^{145097394827044} is an apocalyptic number.

145097394827044 is the 12045638-th square number.

It is an amenable number.

145097394827044 is a deficient number, since it is larger than the sum of its proper divisors (134005748361357).

145097394827044 is an frugal number, since it uses more digits than its factorization.

145097394827044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095084 (or 547542 counting only the distinct ones).

The product of its (nonzero) digits is 243855360, while the sum is 67.

The spelling of 145097394827044 in words is "one hundred forty-five trillion, ninety-seven billion, three hundred ninety-four million, eight hundred twenty-seven thousand, forty-four".