135151504425 has 96 divisors (see below), whose sum is σ = 298680883200. Its totient is φ = 58531740480.

The previous prime is 135151504421. The next prime is 135151504447. The reversal of 135151504425 is 524405151531.

135151504425 is a `hidden beast` number, since 1 + 35 + 151 + 50 + 4 + 425 = 666.

It is not a de Polignac number, because 135151504425 - 2² = 135151504421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135151504425.

It is not an unprimeable number, because it can be changed into a prime (135151504421) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 662949 + ... + 842498.

It is an arithmetic number, because the mean of its divisors is an integer number (3111259200).

Almost surely, 2^135151504425 is an apocalyptic number.

135151504425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135151504425 is an abundant number, since it is smaller than the sum of its proper divisors (163529378775).

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

135151504425 is a wasteful number, since it uses less digits than its factorization.

135151504425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505492 (or 1505481 counting only the distinct ones).

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

Adding to 135151504425 its reverse (524405151531), we get a palindrome (659556655956).

The spelling of 135151504425 in words is "one hundred thirty-five billion, one hundred fifty-one million, five hundred four thousand, four hundred twenty-five".