20146576437225 has 192 divisors, whose sum is σ = 44533816320000. Its totient is φ = 8723076364800.

The previous prime is 20146576437209. The next prime is 20146576437233. The reversal of 20146576437225 is 52273467564102.

20146576437225 is a `hidden beast` number, since 2 + 0 + 1 + 4 + 6 + 576 + 43 + 7 + 2 + 25 = 666.

It is not a de Polignac number, because 20146576437225 - 2⁴ = 20146576437209 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 191 ways as a sum of consecutive naturals, for example, 417339840 + ... + 417388110.

It is an arithmetic number, because the mean of its divisors is an integer number (231946960000).

Almost surely, 2^{20146576437225} is an apocalyptic number.

20146576437225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20146576437225 is an abundant number, since it is smaller than the sum of its proper divisors (24387239882775).

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

20146576437225 is a wasteful number, since it uses less digits than its factorization.

20146576437225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52965 (or 52954 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 20146576437225 in words is "twenty trillion, one hundred forty-six billion, five hundred seventy-six million, four hundred thirty-seven thousand, two hundred twenty-five".