423019215977471 has 4 divisors (see below), whose sum is σ = 423035276568600. Its totient is φ = 423003155386344.

The previous prime is 423019215977431. The next prime is 423019215977473. The reversal of 423019215977471 is 174779512910324.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423019215977471 - 2¹⁰ = 423019215976447 is a prime.

It is a super-3 number, since 3×423019215977471³ (a number of 45 digits) contains 333 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 (423019215977473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8030256056 + ... + 8030308733.

It is an arithmetic number, because the mean of its divisors is an integer number (105758819142150).

Almost surely, 2^{423019215977471} is an apocalyptic number.

423019215977471 is a deficient number, since it is larger than the sum of its proper divisors (16060591129).

423019215977471 is a wasteful number, since it uses less digits than its factorization.

423019215977471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16060591128.

The product of its (nonzero) digits is 26671680, while the sum is 62.

The spelling of 423019215977471 in words is "four hundred twenty-three trillion, nineteen billion, two hundred fifteen million, nine hundred seventy-seven thousand, four hundred seventy-one".