260165620000 has 480 divisors, whose sum is σ = 796323394944. Its totient is φ = 82176000000.

The previous prime is 260165619977. The next prime is 260165620009. The reversal of 260165620000 is 26561062.

It is a super-2 number, since 2×260165620000² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (260165620009) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 48617325 + ... + 48622675.

Almost surely, 2^260165620000 is an apocalyptic number.

260165620000 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 260165620000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398161697472).

260165620000 is an abundant number, since it is smaller than the sum of its proper divisors (536157774944).

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

260165620000 is a wasteful number, since it uses less digits than its factorization.

260165620000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422 (or 5399 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 260165620000 in words is "two hundred sixty billion, one hundred sixty-five million, six hundred twenty thousand".