135852505464 has 32 divisors (see below), whose sum is σ = 365756746320. Its totient is φ = 41800770816.

The previous prime is 135852505447. The next prime is 135852505483. The reversal of 135852505464 is 464505258531.

It is a super-2 number, since 2×135852505464² (a number of 23 digits) contains 22 as substring.

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, 217712037 + ... + 217712660.

Almost surely, 2^135852505464 is an apocalyptic number.

It is an amenable number.

135852505464 is an abundant number, since it is smaller than the sum of its proper divisors (229904240856).

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

135852505464 is a wasteful number, since it uses less digits than its factorization.

135852505464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435424719 (or 435424715 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 48.

The spelling of 135852505464 in words is "one hundred thirty-five billion, eight hundred fifty-two million, five hundred five thousand, four hundred sixty-four".