235450221425 has 24 divisors (see below), whose sum is σ = 309423695616. Its totient is φ = 177113053440.

The previous prime is 235450221373. The next prime is 235450221443. The reversal of 235450221425 is 524122054532.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-235450221425 is a prime.

It is a Duffinian number.

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, 191192 + ... + 712358.

It is an arithmetic number, because the mean of its divisors is an integer number (12892653984).

Almost surely, 2^235450221425 is an apocalyptic number.

235450221425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

235450221425 is a deficient number, since it is larger than the sum of its proper divisors (73973474191).

235450221425 is a wasteful number, since it uses less digits than its factorization.

235450221425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522257 (or 522252 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 235450221425 its reverse (524122054532), we get a palindrome (759572275957).

The spelling of 235450221425 in words is "two hundred thirty-five billion, four hundred fifty million, two hundred twenty-one thousand, four hundred twenty-five".