260610840389952 has 280 divisors, whose sum is σ = 831990981330432. Its totient is φ = 80184745497600.

The previous prime is 260610840389903. The next prime is 260610840389969. The reversal of 260610840389952 is 259983048016062.

260610840389952 is a `hidden beast` number, since 2 + 6 + 0 + 61 + 0 + 8 + 403 + 89 + 95 + 2 = 666.

It is a super-2 number, since 2×260610840389952² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 260610840389952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2115440677 + ... + 2115563867.

Almost surely, 2^{260610840389952} 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 260610840389952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415995490665216).

260610840389952 is an abundant number, since it is smaller than the sum of its proper divisors (571380140940480).

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

260610840389952 is a wasteful number, since it uses less digits than its factorization.

260610840389952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154619 (or 154600 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 63.

The spelling of 260610840389952 in words is "two hundred sixty trillion, six hundred ten billion, eight hundred forty million, three hundred eighty-nine thousand, nine hundred fifty-two".