262605799872 has 672 divisors, whose sum is σ = 893124960000. Its totient is φ = 75838021632.

The previous prime is 262605799849. The next prime is 262605799931. The reversal of 262605799872 is 278997506262.

It is a super-3 number, since 3×262605799872³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 526263879 + ... + 526264377.

It is an arithmetic number, because the mean of its divisors is an integer number (1329055000).

Almost surely, 2^262605799872 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 262605799872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (446562480000).

262605799872 is an abundant number, since it is smaller than the sum of its proper divisors (630519160128).

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

262605799872 is a wasteful number, since it uses less digits than its factorization.

262605799872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 262605799872 in words is "two hundred sixty-two billion, six hundred five million, seven hundred ninety-nine thousand, eight hundred seventy-two".