431797450553 has 8 divisors (see below), whose sum is σ = 503982435072. Its totient is φ = 362237374656.

The previous prime is 431797450549. The next prime is 431797450559. The reversal of 431797450553 is 355054797134.

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

It is a cyclic number.

It is not a de Polignac number, because 431797450553 - 2² = 431797450549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 431797450495 and 431797450504.

It is not an unprimeable number, because it can be changed into a prime (431797450559) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 656226800 + ... + 656227457.

It is an arithmetic number, because the mean of its divisors is an integer number (62997804384).

Almost surely, 2^431797450553 is an apocalyptic number.

It is an amenable number.

431797450553 is a deficient number, since it is larger than the sum of its proper divisors (72184984519).

431797450553 is a wasteful number, since it uses less digits than its factorization.

431797450553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312454311.

The product of its (nonzero) digits is 7938000, while the sum is 53.

The spelling of 431797450553 in words is "four hundred thirty-one billion, seven hundred ninety-seven million, four hundred fifty thousand, five hundred fifty-three".