261332233162 has 48 divisors (see below), whose sum is σ = 530306775936. Its totient is φ = 93985610400.

The previous prime is 261332233081. The next prime is 261332233189.

261332233162 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5911414 + ... + 5955457.

It is an arithmetic number, because the mean of its divisors is an integer number (11048057832).

Almost surely, 2^261332233162 is an apocalyptic number.

261332233162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

261332233162 is an abundant number, since it is smaller than the sum of its proper divisors (268974542774).

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

261332233162 is a wasteful number, since it uses less digits than its factorization.

261332233162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11866915 (or 11866904 counting only the distinct ones).

The product of its digits is 46656, while the sum is 34.

It can be divided in two parts, 261332 and 233162, that added together give a palindrome (494494).

The spelling of 261332233162 in words is "two hundred sixty-one billion, three hundred thirty-two million, two hundred thirty-three thousand, one hundred sixty-two".