135521014554 has 12 divisors (see below), whose sum is σ = 293628864906. Its totient is φ = 45173671512.

The previous prime is 135521014507. The next prime is 135521014567. The reversal of 135521014554 is 455410125531.

135521014554 is a `hidden beast` number, since 1 + 3 + 552 + 10 + 1 + 45 + 54 = 666.

It can be written as a sum of positive squares in only one way, i.e., 68788175625 + 66732838929 = 262275^2 + 258327^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3764472609 + ... + 3764472644.

Almost surely, 2^135521014554 is an apocalyptic number.

135521014554 is an abundant number, since it is smaller than the sum of its proper divisors (158107850352).

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

135521014554 is a wasteful number, since it uses less digits than its factorization.

135521014554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7528945261 (or 7528945258 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 135521014554 in words is "one hundred thirty-five billion, five hundred twenty-one million, fourteen thousand, five hundred fifty-four".