135545512398 has 16 divisors (see below), whose sum is σ = 271123517520. Its totient is φ = 45176422016.

The previous prime is 135545512397. The next prime is 135545512409. The reversal of 135545512398 is 893215545531.

It is a self number, because there is not a number n which added to its sum of digits gives 135545512398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135545512397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1299465 + ... + 1399892.

It is an arithmetic number, because the mean of its divisors is an integer number (16945219845).

Almost surely, 2^135545512398 is an apocalyptic number.

135545512398 is an abundant number, since it is smaller than the sum of its proper divisors (135578005122).

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

135545512398 is a wasteful number, since it uses less digits than its factorization.

135545512398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707731.

The product of its digits is 3240000, while the sum is 51.

The spelling of 135545512398 in words is "one hundred thirty-five billion, five hundred forty-five million, five hundred twelve thousand, three hundred ninety-eight".