423476850561 has 4 divisors (see below), whose sum is σ = 564635800752. Its totient is φ = 282317900372.

The previous prime is 423476850553. The next prime is 423476850569. The reversal of 423476850561 is 165058674324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (423476850553) and next prime (423476850569).

It is a cyclic number.

It is not a de Polignac number, because 423476850561 - 2³ = 423476850553 is a prime.

It is a super-2 number, since 2×423476850561² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423476850569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70579475091 + ... + 70579475096.

It is an arithmetic number, because the mean of its divisors is an integer number (141158950188).

Almost surely, 2^423476850561 is an apocalyptic number.

It is an amenable number.

423476850561 is a deficient number, since it is larger than the sum of its proper divisors (141158950191).

423476850561 is a wasteful number, since it uses less digits than its factorization.

423476850561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141158950190.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 423476850561 in words is "four hundred twenty-three billion, four hundred seventy-six million, eight hundred fifty thousand, five hundred sixty-one".