325501268378540 has 48 divisors (see below), whose sum is σ = 693183117441024. Its totient is φ = 128366150808000.

The previous prime is 325501268378477. The next prime is 325501268378621. The reversal of 325501268378540 is 45873862105523.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 325501268378540.

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 15 ways as a sum of consecutive naturals, for example, 558460265 + ... + 559042815.

It is an arithmetic number, because the mean of its divisors is an integer number (14441314946688).

Almost surely, 2^{325501268378540} is an apocalyptic number.

It is an amenable number.

325501268378540 is an abundant number, since it is smaller than the sum of its proper divisors (367681849062484).

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

325501268378540 is a wasteful number, since it uses less digits than its factorization.

325501268378540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976118 (or 976116 counting only the distinct ones).

The product of its (nonzero) digits is 48384000, while the sum is 59.

The spelling of 325501268378540 in words is "three hundred twenty-five trillion, five hundred one billion, two hundred sixty-eight million, three hundred seventy-eight thousand, five hundred forty".