135492973425 has 96 divisors (see below), whose sum is σ = 253615910400. Its totient is φ = 70900211520.

The previous prime is 135492973403. The next prime is 135492973463. The reversal of 135492973425 is 524379294531.

It is a happy number.

135492973425 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 9 + 297 + 342 + 5 = 666.

It is not a de Polignac number, because 135492973425 - 2¹⁶ = 135492907889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22418454 + ... + 22424496.

It is an arithmetic number, because the mean of its divisors is an integer number (2641832400).

Almost surely, 2^135492973425 is an apocalyptic number.

135492973425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135492973425 is a deficient number, since it is larger than the sum of its proper divisors (118122936975).

135492973425 is a wasteful number, since it uses less digits than its factorization.

135492973425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684 (or 6673 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The spelling of 135492973425 in words is "one hundred thirty-five billion, four hundred ninety-two million, nine hundred seventy-three thousand, four hundred twenty-five".