260211519947742 has 64 divisors (see below), whose sum is σ = 627266458750464. Its totient is φ = 70986944906240.

The previous prime is 260211519947741. The next prime is 260211519947767. The reversal of 260211519947742 is 247749915112062.

It is a happy number.

It is a super-2 number, since 2×260211519947742² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260211519947741) 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, 5041660623 + ... + 5041712234.

It is an arithmetic number, because the mean of its divisors is an integer number (9801038417976).

Almost surely, 2^{260211519947742} is an apocalyptic number.

260211519947742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

260211519947742 is an abundant number, since it is smaller than the sum of its proper divisors (367054938802722).

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

260211519947742 is a wasteful number, since it uses less digits than its factorization.

260211519947742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10083372913.

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 260211519947742 in words is "two hundred sixty trillion, two hundred eleven billion, five hundred nineteen million, nine hundred forty-seven thousand, seven hundred forty-two".