431020701642463 has 8 divisors (see below), whose sum is σ = 442670170430768. Its totient is φ = 419371246571904.

The previous prime is 431020701642449. The next prime is 431020701642491. The reversal of 431020701642463 is 364246107020134.

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 431020701642463 - 2⁹ = 431020701641951 is a prime.

It is a super-2 number, since 2×431020701642463² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431020701642403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112640695 + ... + 116404327.

It is an arithmetic number, because the mean of its divisors is an integer number (55333771303846).

Almost surely, 2^{431020701642463} is an apocalyptic number.

431020701642463 is a deficient number, since it is larger than the sum of its proper divisors (11649468788305).

431020701642463 is a wasteful number, since it uses less digits than its factorization.

431020701642463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6858873.

The product of its (nonzero) digits is 580608, while the sum is 43.

Adding to 431020701642463 its reverse (364246107020134), we get a palindrome (795266808662597).

The spelling of 431020701642463 in words is "four hundred thirty-one trillion, twenty billion, seven hundred one million, six hundred forty-two thousand, four hundred sixty-three".