423915094539 has 16 divisors (see below), whose sum is σ = 648281149440. Its totient is φ = 273493608840.

The previous prime is 423915094517. The next prime is 423915094543. The reversal of 423915094539 is 935490519324.

423915094539 is a `hidden beast` number, since 4 + 2 + 3 + 9 + 15 + 0 + 94 + 539 = 666.

It is not a de Polignac number, because 423915094539 - 2¹⁵ = 423915061771 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (423915094039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253233987 + ... + 253235660.

It is an arithmetic number, because the mean of its divisors is an integer number (40517571840).

Almost surely, 2^423915094539 is an apocalyptic number.

423915094539 is a deficient number, since it is larger than the sum of its proper divisors (224366054901).

423915094539 is a wasteful number, since it uses less digits than its factorization.

423915094539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506469687 (or 506469681 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 54.

The spelling of 423915094539 in words is "four hundred twenty-three billion, nine hundred fifteen million, ninety-four thousand, five hundred thirty-nine".