506015032145557 has 16 divisors (see below), whose sum is σ = 552238723156032. Its totient is φ = 459828431547520.

The previous prime is 506015032145531. The next prime is 506015032145561. The reversal of 506015032145557 is 755541230510605.

It is a cyclic number.

It is not a de Polignac number, because 506015032145557 - 2⁷ = 506015032145429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506015032145557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506015032145507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279186513 + ... + 280993129.

It is an arithmetic number, because the mean of its divisors is an integer number (34514920197252).

Almost surely, 2^{506015032145557} is an apocalyptic number.

It is an amenable number.

506015032145557 is a deficient number, since it is larger than the sum of its proper divisors (46223691010475).

506015032145557 is a wasteful number, since it uses less digits than its factorization.

506015032145557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816868.

The product of its (nonzero) digits is 3150000, while the sum is 49.

The spelling of 506015032145557 in words is "five hundred six trillion, fifteen billion, thirty-two million, one hundred forty-five thousand, five hundred fifty-seven".