431132243316402 has 32 divisors (see below), whose sum is σ = 863010662252544. Its totient is φ = 143586387968400.

The previous prime is 431132243316367. The next prime is 431132243316403. The reversal of 431132243316402 is 204613342231134.

It is a super-3 number, since 3×431132243316402³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (431132243316403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 723429327 + ... + 724025037.

It is an arithmetic number, because the mean of its divisors is an integer number (26969083195392).

Almost surely, 2^{431132243316402} is an apocalyptic number.

431132243316402 is an abundant number, since it is smaller than the sum of its proper divisors (431878418936142).

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

431132243316402 is a wasteful number, since it uses less digits than its factorization.

431132243316402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699894.

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 431132243316402 its reverse (204613342231134), we get a palindrome (635745585547536).

The spelling of 431132243316402 in words is "four hundred thirty-one trillion, one hundred thirty-two billion, two hundred forty-three million, three hundred sixteen thousand, four hundred two".