145304240243504 has 10 divisors (see below), whose sum is σ = 281526965471820. Its totient is φ = 72652120121744.

The previous prime is 145304240243441. The next prime is 145304240243531. The reversal of 145304240243504 is 405342042403541.

It is a super-2 number, since 2×145304240243504² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4540757507594 + ... + 4540757507625.

It is an arithmetic number, because the mean of its divisors is an integer number (28152696547182).

Almost surely, 2^{145304240243504} is an apocalyptic number.

It is an amenable number.

145304240243504 is a deficient number, since it is larger than the sum of its proper divisors (136222725228316).

145304240243504 is an equidigital number, since it uses as much as digits as its factorization.

145304240243504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9081515015227 (or 9081515015221 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

The spelling of 145304240243504 in words is "one hundred forty-five trillion, three hundred four billion, two hundred forty million, two hundred forty-three thousand, five hundred four".