262011285140 has 96 divisors (see below), whose sum is σ = 625743111168. Its totient is φ = 91290240000.

The previous prime is 262011285131. The next prime is 262011285167. The reversal of 262011285140 is 41582110262.

It is a junction number, because it is equal to n+sod(n) for n = 262011285097 and 262011285106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 498632 + ... + 879008.

It is an arithmetic number, because the mean of its divisors is an integer number (6518157408).

Almost surely, 2^262011285140 is an apocalyptic number.

262011285140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 262011285140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312871555584).

262011285140 is an abundant number, since it is smaller than the sum of its proper divisors (363731826028).

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

262011285140 is a wasteful number, since it uses less digits than its factorization.

262011285140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380529 (or 380527 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The spelling of 262011285140 in words is "two hundred sixty-two billion, eleven million, two hundred eighty-five thousand, one hundred forty".