265137987114 has 384 divisors, whose sum is σ = 802976219136. Its totient is φ = 61503235200.

The previous prime is 265137987097. The next prime is 265137987139. The reversal of 265137987114 is 411789731562.

265137987114 is a `hidden beast` number, since 2 + 6 + 513 + 7 + 9 + 8 + 7 + 114 = 666.

It is an unprimeable number.

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 191 ways as a sum of consecutive naturals, for example, 67583557 + ... + 67587479.

It is an arithmetic number, because the mean of its divisors is an integer number (2091083904).

Almost surely, 2^265137987114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265137987114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401488109568).

265137987114 is an abundant number, since it is smaller than the sum of its proper divisors (537838232022).

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

265137987114 is a wasteful number, since it uses less digits than its factorization.

265137987114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015 (or 3990 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The spelling of 265137987114 in words is "two hundred sixty-five billion, one hundred thirty-seven million, nine hundred eighty-seven thousand, one hundred fourteen".