83475283472431 has 2 divisors, whose sum is σ = 83475283472432. Its totient is φ = 83475283472430.

The previous prime is 83475283472429. The next prime is 83475283472459. The reversal of 83475283472431 is 13427438257438.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83475283472431 - 2¹ = 83475283472429 is a prime.

It is a super-2 number, since 2×83475283472431² (a number of 29 digits) contains 22 as substring.

Together with 83475283472429, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 83475283472431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83475283472401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41737641736215 + 41737641736216.

It is an arithmetic number, because the mean of its divisors is an integer number (41737641736216).

Almost surely, 2^{83475283472431} is an apocalyptic number.

83475283472431 is a deficient number, since it is larger than the sum of its proper divisors (1).

83475283472431 is an equidigital number, since it uses as much as digits as its factorization.

83475283472431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108380160, while the sum is 61.

The spelling of 83475283472431 in words is "eighty-three trillion, four hundred seventy-five billion, two hundred eighty-three million, four hundred seventy-two thousand, four hundred thirty-one".