366858246819 has 16 divisors (see below), whose sum is σ = 490612515840. Its totient is φ = 243838240800.

The previous prime is 366858246779. The next prime is 366858246827. The reversal of 366858246819 is 918642858663.

It is not a de Polignac number, because 366858246819 - 2¹⁹ = 366857722531 is a prime.

It is a super-2 number, since 2×366858246819² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 366858246819.

It is not an unprimeable number, because it can be changed into a prime (366858246869) 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, 12009337 + ... + 12039845.

It is an arithmetic number, because the mean of its divisors is an integer number (30663282240).

Almost surely, 2^366858246819 is an apocalyptic number.

366858246819 is a deficient number, since it is larger than the sum of its proper divisors (123754269021).

366858246819 is a wasteful number, since it uses less digits than its factorization.

366858246819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42410.

The product of its digits is 119439360, while the sum is 66.

The spelling of 366858246819 in words is "three hundred sixty-six billion, eight hundred fifty-eight million, two hundred forty-six thousand, eight hundred nineteen".