265848946992 has 160 divisors (see below), whose sum is σ = 774968256000. Its totient is φ = 87246201600.

The previous prime is 265848946939. The next prime is 265848946997. The reversal of 265848946992 is 299649848562.

265848946992 is a `hidden beast` number, since 2 + 6 + 5 + 84 + 89 + 469 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 265848946992.

It is not an unprimeable number, because it can be changed into a prime (265848946997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7793109 + ... + 7827147.

It is an arithmetic number, because the mean of its divisors is an integer number (4843551600).

Almost surely, 2^265848946992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265848946992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387484128000).

265848946992 is an abundant number, since it is smaller than the sum of its proper divisors (509119309008).

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

265848946992 is a wasteful number, since it uses less digits than its factorization.

265848946992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34336 (or 34324 counting only the distinct ones).

The product of its digits is 537477120, while the sum is 72.

The spelling of 265848946992 in words is "two hundred sixty-five billion, eight hundred forty-eight million, nine hundred forty-six thousand, nine hundred ninety-two".