431443240054 has 8 divisors (see below), whose sum is σ = 647538301440. Its totient is φ = 215597139576.

The previous prime is 431443239979. The next prime is 431443240087. The reversal of 431443240054 is 450042344134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×431443240054² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62235894 + ... + 62242825.

It is an arithmetic number, because the mean of its divisors is an integer number (80942287680).

Almost surely, 2^431443240054 is an apocalyptic number.

431443240054 is a deficient number, since it is larger than the sum of its proper divisors (216095061386).

431443240054 is a wasteful number, since it uses less digits than its factorization.

431443240054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124480454.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 431443240054 its reverse (450042344134), we get a palindrome (881485584188).

The spelling of 431443240054 in words is "four hundred thirty-one billion, four hundred forty-three million, two hundred forty thousand, fifty-four".