618822361501323 has 48 divisors (see below), whose sum is σ = 974418905449728. Its totient is φ = 342187665998400.

The previous prime is 618822361501301. The next prime is 618822361501343. The reversal of 618822361501323 is 323105163228816.

It is not a de Polignac number, because 618822361501323 - 2¹³ = 618822361493131 is a prime.

It is a super-2 number, since 2×618822361501323² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (618822361501343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 382086028 + ... + 383702198.

It is an arithmetic number, because the mean of its divisors is an integer number (20300393863536).

Almost surely, 2^{618822361501323} is an apocalyptic number.

618822361501323 is a deficient number, since it is larger than the sum of its proper divisors (355596543948405).

618822361501323 is a wasteful number, since it uses less digits than its factorization.

618822361501323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635216 (or 1635185 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 618822361501323 in words is "six hundred eighteen trillion, eight hundred twenty-two billion, three hundred sixty-one million, five hundred one thousand, three hundred twenty-three".