866473285841007 has 16 divisors (see below), whose sum is σ = 1244240691499008. Its totient is φ = 533182648854240.

The previous prime is 866473285841003. The next prime is 866473285841029. The reversal of 866473285841007 is 700148582374668.

It is not a de Polignac number, because 866473285841007 - 2² = 866473285841003 is a prime.

It is a super-2 number, since 2×866473285841007² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866473285841003) 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, 659353803 + ... + 660666620.

It is an arithmetic number, because the mean of its divisors is an integer number (77765043218688).

Almost surely, 2^{866473285841007} is an apocalyptic number.

866473285841007 is a deficient number, since it is larger than the sum of its proper divisors (377767405658001).

866473285841007 is a wasteful number, since it uses less digits than its factorization.

866473285841007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320037270.

The product of its (nonzero) digits is 433520640, while the sum is 69.

The spelling of 866473285841007 in words is "eight hundred sixty-six trillion, four hundred seventy-three billion, two hundred eighty-five million, eight hundred forty-one thousand, seven".