506656553642151 has 16 divisors (see below), whose sum is σ = 737003867257728. Its totient is φ = 307044211239200.

The previous prime is 506656553642143. The next prime is 506656553642153. The reversal of 506656553642151 is 151246355656605.

It is a cyclic number.

It is not a de Polignac number, because 506656553642151 - 2³ = 506656553642143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506656553642153) 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, 508663065 + ... + 509658146.

It is an arithmetic number, because the mean of its divisors is an integer number (46062741703608).

Almost surely, 2^{506656553642151} is an apocalyptic number.

506656553642151 is a deficient number, since it is larger than the sum of its proper divisors (230347313615577).

506656553642151 is a wasteful number, since it uses less digits than its factorization.

506656553642151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018336302.

The product of its (nonzero) digits is 97200000, while the sum is 60.

The spelling of 506656553642151 in words is "five hundred six trillion, six hundred fifty-six billion, five hundred fifty-three million, six hundred forty-two thousand, one hundred fifty-one".