145315403543504 has 40 divisors (see below), whose sum is σ = 282788264038560. Its totient is φ = 72337809909888.

The previous prime is 145315403543503. The next prime is 145315403543521. The reversal of 145315403543504 is 405345304513541.

It is a happy number.

It is a super-2 number, since 2×145315403543504² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145315403543503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102927779 + ... + 104330045.

It is an arithmetic number, because the mean of its divisors is an integer number (7069706600964).

Almost surely, 2^{145315403543504} is an apocalyptic number.

It is an amenable number.

145315403543504 is a deficient number, since it is larger than the sum of its proper divisors (137472860495056).

145315403543504 is a wasteful number, since it uses less digits than its factorization.

145315403543504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430787 (or 1430781 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 47.

The spelling of 145315403543504 in words is "one hundred forty-five trillion, three hundred fifteen billion, four hundred three million, five hundred forty-three thousand, five hundred four".