135423400153524 has 216 divisors, whose sum is σ = 390626355218400. Its totient is φ = 36401973543936.

The previous prime is 135423400153501. The next prime is 135423400153577. The reversal of 135423400153524 is 425351004324531.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 433000347 + ... + 433312989.

Almost surely, 2^{135423400153524} is an apocalyptic number.

135423400153524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135423400153524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195313177609200).

135423400153524 is an abundant number, since it is smaller than the sum of its proper divisors (255202955064876).

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

135423400153524 is a wasteful number, since it uses less digits than its factorization.

135423400153524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315247 (or 315221 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 135423400153524 in words is "one hundred thirty-five trillion, four hundred twenty-three billion, four hundred million, one hundred fifty-three thousand, five hundred twenty-four".