260557222332 has 96 divisors (see below), whose sum is σ = 692637120000. Its totient is φ = 75462266880.

The previous prime is 260557222301. The next prime is 260557222381. The reversal of 260557222332 is 233222755062.

It is a super-2 number, since 2×260557222332² (a number of 24 digits) contains 22 as substring.

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, 3757608 + ... + 3826320.

It is an arithmetic number, because the mean of its divisors is an integer number (7214970000).

Almost surely, 2^260557222332 is an apocalyptic number.

260557222332 is a gapful number since it is divisible by the number (22) 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 260557222332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346318560000).

260557222332 is an abundant number, since it is smaller than the sum of its proper divisors (432079897668).

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

260557222332 is a wasteful number, since it uses less digits than its factorization.

260557222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70003 (or 70001 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 39.

Adding to 260557222332 its reverse (233222755062), we get a palindrome (493779977394).

The spelling of 260557222332 in words is "two hundred sixty billion, five hundred fifty-seven million, two hundred twenty-two thousand, three hundred thirty-two".