135477802840 has 32 divisors (see below), whose sum is σ = 322755943680. Its totient is φ = 51003407872.

The previous prime is 135477802829. The next prime is 135477802861. The reversal of 135477802840 is 48208774531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99615352 + ... + 99616711.

It is an arithmetic number, because the mean of its divisors is an integer number (10086123240).

Almost surely, 2^135477802840 is an apocalyptic number.

135477802840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135477802840 is an abundant number, since it is smaller than the sum of its proper divisors (187278140840).

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

135477802840 is a wasteful number, since it uses less digits than its factorization.

135477802840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199232091 (or 199232087 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 135477802840 in words is "one hundred thirty-five billion, four hundred seventy-seven million, eight hundred two thousand, eight hundred forty".