135231461260 has 48 divisors (see below), whose sum is σ = 331179105600. Its totient is φ = 46365070080.

The previous prime is 135231461219. The next prime is 135231461333. The reversal of 135231461260 is 62164132531.

It is a super-2 number, since 2×135231461260² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9849661 + ... + 9863380.

It is an arithmetic number, because the mean of its divisors is an integer number (6899564700).

Almost surely, 2^135231461260 is an apocalyptic number.

135231461260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135231461260 is an abundant number, since it is smaller than the sum of its proper divisors (195947644340).

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

135231461260 is a wasteful number, since it uses less digits than its factorization.

135231461260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19713071 (or 19713055 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 135231461260 its reverse (62164132531), we get a palindrome (197395593791).

The spelling of 135231461260 in words is "one hundred thirty-five billion, two hundred thirty-one million, four hundred sixty-one thousand, two hundred sixty".