135153353020 has 72 divisors (see below), whose sum is σ = 339084363744. Its totient is φ = 44323559808.

The previous prime is 135153353009. The next prime is 135153353047. The reversal of 135153353020 is 20353351531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 838399 + ... + 986518.

It is an arithmetic number, because the mean of its divisors is an integer number (4709505052).

Almost surely, 2^135153353020 is an apocalyptic number.

135153353020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135153353020 is an abundant number, since it is smaller than the sum of its proper divisors (203931010724).

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

135153353020 is a wasteful number, since it uses less digits than its factorization.

135153353020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824979 (or 1824954 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 31.

The spelling of 135153353020 in words is "one hundred thirty-five billion, one hundred fifty-three million, three hundred fifty-three thousand, twenty".