325632306661560 has 256 divisors, whose sum is σ = 1101101935795200. Its totient is φ = 85583237644800.

The previous prime is 325632306661553. The next prime is 325632306661573. The reversal of 325632306661560 is 65166603236523.

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

It is a junction number, because it is equal to n+sod(n) for n = 325632306661497 and 325632306661506.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 226024695 + ... + 227460825.

It is an arithmetic number, because the mean of its divisors is an integer number (4301179436700).

Almost surely, 2^{325632306661560} is an apocalyptic number.

325632306661560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325632306661560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (550550967897600).

325632306661560 is an abundant number, since it is smaller than the sum of its proper divisors (775469629133640).

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

325632306661560 is a wasteful number, since it uses less digits than its factorization.

325632306661560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439179 (or 1439169 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 54.

The spelling of 325632306661560 in words is "three hundred twenty-five trillion, six hundred thirty-two billion, three hundred six million, six hundred sixty-one thousand, five hundred sixty".