40434232225 has 12 divisors (see below), whose sum is σ = 50141751660. Its totient is φ = 32345254400.

The previous prime is 40434232207. The next prime is 40434232229. The reversal of 40434232225 is 52223243404.

It can be written as a sum of positive squares in 6 ways, for example, as 1091113024 + 39343119201 = 33032^2 + 198351^2 .

It is not a de Polignac number, because 40434232225 - 2⁵ = 40434232193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40434232229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 414105 + ... + 502345.

It is an arithmetic number, because the mean of its divisors is an integer number (4178479305).

Almost surely, 2^40434232225 is an apocalyptic number.

It is an amenable number.

40434232225 is a deficient number, since it is larger than the sum of its proper divisors (9707519435).

40434232225 is a wasteful number, since it uses less digits than its factorization.

40434232225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106580 (or 106575 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 40434232225 its reverse (52223243404), we get a palindrome (92657475629).

The spelling of 40434232225 in words is "forty billion, four hundred thirty-four million, two hundred thirty-two thousand, two hundred twenty-five".