135523514502 has 64 divisors (see below), whose sum is σ = 315049176000. Its totient is φ = 43126642944.

The previous prime is 135523514437. The next prime is 135523514527. The reversal of 135523514502 is 205415325531.

135523514502 is a `hidden beast` number, since 1 + 3 + 552 + 3 + 51 + 4 + 50 + 2 = 666.

135523514502 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 346813 + ... + 625560.

It is an arithmetic number, because the mean of its divisors is an integer number (4922643375).

Almost surely, 2^135523514502 is an apocalyptic number.

135523514502 is an abundant number, since it is smaller than the sum of its proper divisors (179525661498).

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

135523514502 is a wasteful number, since it uses less digits than its factorization.

135523514502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972502 (or 972496 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 135523514502 in words is "one hundred thirty-five billion, five hundred twenty-three million, five hundred fourteen thousand, five hundred two".