872479560671 has 2 divisors, whose sum is σ = 872479560672. Its totient is φ = 872479560670.

The previous prime is 872479560571. The next prime is 872479560677. The reversal of 872479560671 is 176065974278.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 872479560671 - 2¹⁰ = 872479559647 is a prime.

It is a super-2 number, since 2×872479560671² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872479560677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436239780335 + 436239780336.

It is an arithmetic number, because the mean of its divisors is an integer number (436239780336).

Almost surely, 2^872479560671 is an apocalyptic number.

872479560671 is a deficient number, since it is larger than the sum of its proper divisors (1).

872479560671 is an equidigital number, since it uses as much as digits as its factorization.

872479560671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35562240, while the sum is 62.

The spelling of 872479560671 in words is "eight hundred seventy-two billion, four hundred seventy-nine million, five hundred sixty thousand, six hundred seventy-one".