145015132023445 has 16 divisors (see below), whose sum is σ = 183194308944000. Its totient is φ = 109895825279808.

The previous prime is 145015132023371. The next prime is 145015132023481. The reversal of 145015132023445 is 544320231510541.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145015132023445 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145015132023398 and 145015132023407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71072385 + ... + 73084294.

It is an arithmetic number, because the mean of its divisors is an integer number (11449644309000).

Almost surely, 2^{145015132023445} is an apocalyptic number.

It is an amenable number.

145015132023445 is a deficient number, since it is larger than the sum of its proper divisors (38179176920555).

145015132023445 is a wasteful number, since it uses less digits than its factorization.

145015132023445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144167292.

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 145015132023445 its reverse (544320231510541), we get a palindrome (689335363533986).

The spelling of 145015132023445 in words is "one hundred forty-five trillion, fifteen billion, one hundred thirty-two million, twenty-three thousand, four hundred forty-five".