4611816261320 has 32 divisors (see below), whose sum is σ = 10412001585720. Its totient is φ = 1838430504960.

The previous prime is 4611816261317. The next prime is 4611816261359. The reversal of 4611816261320 is 231626181164.

It can be written as a sum of positive squares in 4 ways, for example, as 4344231455524 + 267584805796 = 2084282^2 + 517286^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196738121 + ... + 196761560.

Almost surely, 2^{4611816261320} is an apocalyptic number.

4611816261320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4611816261320 is an abundant number, since it is smaller than the sum of its proper divisors (5800185324400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4611816261320 is a wasteful number, since it uses less digits than its factorization.

4611816261320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393499985 (or 393499981 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 4611816261320 in words is "four trillion, six hundred eleven billion, eight hundred sixteen million, two hundred sixty-one thousand, three hundred twenty".