423465808077 has 12 divisors (see below), whose sum is σ = 658724590524. Its totient is φ = 260594343360.

The previous prime is 423465808027. The next prime is 423465808099. The reversal of 423465808077 is 770808564324.

423465808077 is a `hidden beast` number, since 4 + 23 + 465 + 80 + 80 + 7 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 102544691076 + 320921117001 = 320226^2 + 566499^2 .

It is not a de Polignac number, because 423465808077 - 2⁶ = 423465808013 is a prime.

It is a super-2 number, since 2×423465808077² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423465808027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1809682824 + ... + 1809683057.

It is an arithmetic number, because the mean of its divisors is an integer number (54893715877).

Almost surely, 2^423465808077 is an apocalyptic number.

It is an amenable number.

423465808077 is a deficient number, since it is larger than the sum of its proper divisors (235258782447).

423465808077 is a wasteful number, since it uses less digits than its factorization.

423465808077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3619365900 (or 3619365897 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 54.

The spelling of 423465808077 in words is "four hundred twenty-three billion, four hundred sixty-five million, eight hundred eight thousand, seventy-seven".