507423005861 has 4 divisors (see below), whose sum is σ = 507425729472. Its totient is φ = 507420282252.

The previous prime is 507423005813. The next prime is 507423005863. The reversal of 507423005861 is 168500324705.

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 a cyclic number.

It is not a de Polignac number, because 507423005861 - 2²⁶ = 507355896997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507423005863) 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, 1060061 + ... + 1462386.

It is an arithmetic number, because the mean of its divisors is an integer number (126856432368).

Almost surely, 2^507423005861 is an apocalyptic number.

It is an amenable number.

507423005861 is a deficient number, since it is larger than the sum of its proper divisors (2723611).

507423005861 is a wasteful number, since it uses less digits than its factorization.

507423005861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2723610.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 507423005861 in words is "five hundred seven billion, four hundred twenty-three million, five thousand, eight hundred sixty-one".