400233142435 has 12 divisors (see below), whose sum is σ = 558692795088. Its totient is φ = 274445583216.

The previous prime is 400233142433. The next prime is 400233142553. The reversal of 400233142435 is 534241332004.

It is a happy number.

It is not a de Polignac number, because 400233142435 - 2¹ = 400233142433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400233142397 and 400233142406.

It is not an unprimeable number, because it can be changed into a prime (400233142433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 816802087 + ... + 816802576.

It is an arithmetic number, because the mean of its divisors is an integer number (46557732924).

Almost surely, 2^400233142435 is an apocalyptic number.

400233142435 is a deficient number, since it is larger than the sum of its proper divisors (158459652653).

400233142435 is a wasteful number, since it uses less digits than its factorization.

400233142435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633604682 (or 1633604675 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 400233142435 its reverse (534241332004), we get a palindrome (934474474439).

The spelling of 400233142435 in words is "four hundred billion, two hundred thirty-three million, one hundred forty-two thousand, four hundred thirty-five".