306423142587 has 8 divisors (see below), whose sum is σ = 453960211280. Its totient is φ = 204282095040.

The previous prime is 306423142579. The next prime is 306423142607. The reversal of 306423142587 is 785241324603.

306423142587 is a `hidden beast` number, since 3 + 0 + 6 + 4 + 23 + 1 + 42 + 587 = 666.

306423142587 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 306423142587 - 2³ = 306423142579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (306423142507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5674502614 + ... + 5674502667.

It is an arithmetic number, because the mean of its divisors is an integer number (56745026410).

Almost surely, 2^306423142587 is an apocalyptic number.

306423142587 is a deficient number, since it is larger than the sum of its proper divisors (147537068693).

306423142587 is a wasteful number, since it uses less digits than its factorization.

306423142587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11349005290 (or 11349005284 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 306423142587 in words is "three hundred six billion, four hundred twenty-three million, one hundred forty-two thousand, five hundred eighty-seven".