133853294540 has 48 divisors (see below), whose sum is σ = 321269212992. Its totient is φ = 45889514496.

The previous prime is 133853294521. The next prime is 133853294551. The reversal of 133853294540 is 45492358331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3438224 + ... + 3476936.

It is an arithmetic number, because the mean of its divisors is an integer number (6693108604).

Almost surely, 2^133853294540 is an apocalyptic number.

133853294540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133853294540 is an abundant number, since it is smaller than the sum of its proper divisors (187415918452).

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

133853294540 is a wasteful number, since it uses less digits than its factorization.

133853294540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63426 (or 63424 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 133853294540 in words is "one hundred thirty-three billion, eight hundred fifty-three million, two hundred ninety-four thousand, five hundred forty".