145814944425 has 24 divisors (see below), whose sum is σ = 245032858560. Its totient is φ = 76493083200.

The previous prime is 145814944367. The next prime is 145814944447. The reversal of 145814944425 is 524449418541.

It is not a de Polignac number, because 145814944425 - 2⁶ = 145814944361 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15931485 + ... + 15940634.

It is an arithmetic number, because the mean of its divisors is an integer number (10209702440).

Almost surely, 2^145814944425 is an apocalyptic number.

145814944425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145814944425 is a deficient number, since it is larger than the sum of its proper divisors (99217914135).

145814944425 is a wasteful number, since it uses less digits than its factorization.

145814944425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31872193 (or 31872188 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 51.

The spelling of 145814944425 in words is "one hundred forty-five billion, eight hundred fourteen million, nine hundred forty-four thousand, four hundred twenty-five".