146203788225 has 24 divisors (see below), whose sum is σ = 263698470432. Its totient is φ = 70886684800.

The previous prime is 146203788209. The next prime is 146203788271. The reversal of 146203788225 is 522887302641.

It is not a de Polignac number, because 146203788225 - 2⁴ = 146203788209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88607532 + ... + 88609181.

It is an arithmetic number, because the mean of its divisors is an integer number (10987436268).

Almost surely, 2^146203788225 is an apocalyptic number.

146203788225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146203788225 is a deficient number, since it is larger than the sum of its proper divisors (117494682207).

146203788225 is a wasteful number, since it uses less digits than its factorization.

146203788225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177216737 (or 177216732 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 146203788225 in words is "one hundred forty-six billion, two hundred three million, seven hundred eighty-eight thousand, two hundred twenty-five".