145441525454514 has 32 divisors (see below), whose sum is σ = 323208306944640. Its totient is φ = 48479770928016.

The previous prime is 145441525454461. The next prime is 145441525454543. The reversal of 145441525454514 is 415454525144541.

145441525454514 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 4 + 1 + 52 + 545 + 45 + 1 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 16899574 + ... + 24009969.

It is an arithmetic number, because the mean of its divisors is an integer number (10100259592020).

Almost surely, 2^{145441525454514} is an apocalyptic number.

145441525454514 is an abundant number, since it is smaller than the sum of its proper divisors (177766781490126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145441525454514 is a wasteful number, since it uses less digits than its factorization.

145441525454514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40975391 (or 40975385 counting only the distinct ones).

The product of its digits is 25600000, while the sum is 54.

The spelling of 145441525454514 in words is "one hundred forty-five trillion, four hundred forty-one billion, five hundred twenty-five million, four hundred fifty-four thousand, five hundred fourteen".