115150565252261 has 16 divisors (see below), whose sum is σ = 143715940277760. Its totient is φ = 89632963693680.

The previous prime is 115150565252231. The next prime is 115150565252267. The reversal of 115150565252261 is 162252565051511.

It is not a de Polignac number, because 115150565252261 - 2³⁸ = 114875687345317 is a prime.

It is a super-2 number, since 2×115150565252261² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115150565252267) 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, 789505691 + ... + 789651528.

It is an arithmetic number, because the mean of its divisors is an integer number (8982246267360).

Almost surely, 2^{115150565252261} is an apocalyptic number.

115150565252261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

115150565252261 is a deficient number, since it is larger than the sum of its proper divisors (28565375025499).

115150565252261 is a wasteful number, since it uses less digits than its factorization.

115150565252261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579158184.

The product of its (nonzero) digits is 900000, while the sum is 47.

The spelling of 115150565252261 in words is "one hundred fifteen trillion, one hundred fifty billion, five hundred sixty-five million, two hundred fifty-two thousand, two hundred sixty-one".