133260597860 has 96 divisors (see below), whose sum is σ = 312586035552. Its totient is φ = 47399731200.

The previous prime is 133260597763. The next prime is 133260597881. The reversal of 133260597860 is 68795062331.

133260597860 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 372644416 + 132887953444 = 19304^2 + 364538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133260597799 and 133260597808.

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, 903044 + ... + 1040196.

It is an arithmetic number, because the mean of its divisors is an integer number (3256104537).

Almost surely, 2^133260597860 is an apocalyptic number.

133260597860 is a gapful number since it is divisible by the number (10) 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 133260597860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156293017776).

133260597860 is an abundant number, since it is smaller than the sum of its proper divisors (179325437692).

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

133260597860 is a wasteful number, since it uses less digits than its factorization.

133260597860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137313 (or 137311 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 133260597860 in words is "one hundred thirty-three billion, two hundred sixty million, five hundred ninety-seven thousand, eight hundred sixty".