261252166488114 has 32 divisors (see below), whose sum is σ = 524013232896000. Its totient is φ = 86832575169552.

The previous prime is 261252166488113. The next prime is 261252166488127. The reversal of 261252166488114 is 411884661252162.

It is not an unprimeable number, because it can be changed into a prime (261252166488113) 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, 528578907 + ... + 529072929.

It is an arithmetic number, because the mean of its divisors is an integer number (16375413528000).

Almost surely, 2^{261252166488114} is an apocalyptic number.

261252166488114 is an abundant number, since it is smaller than the sum of its proper divisors (262761066407886).

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

261252166488114 is a wasteful number, since it uses less digits than its factorization.

261252166488114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748374.

The product of its digits is 8847360, while the sum is 57.

The spelling of 261252166488114 in words is "two hundred sixty-one trillion, two hundred fifty-two billion, one hundred sixty-six million, four hundred eighty-eight thousand, one hundred fourteen".