135261544110 has 128 divisors (see below), whose sum is σ = 405006925824. Its totient is φ = 28087109760.

The previous prime is 135261544057. The next prime is 135261544163. The reversal of 135261544110 is 11445162531.

It is an interprime number because it is at equal distance from previous prime (135261544057) and next prime (135261544163).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3498907 + ... + 3537353.

It is an arithmetic number, because the mean of its divisors is an integer number (3164116608).

Almost surely, 2^135261544110 is an apocalyptic number.

135261544110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135261544110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202503462912).

135261544110 is an abundant number, since it is smaller than the sum of its proper divisors (269745381714).

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

135261544110 is a wasteful number, since it uses less digits than its factorization.

135261544110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39998.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 135261544110 in words is "one hundred thirty-five billion, two hundred sixty-one million, five hundred forty-four thousand, one hundred ten".