133853773400 has 48 divisors (see below), whose sum is σ = 312581098440. Its totient is φ = 53305625600.

The previous prime is 133853773351. The next prime is 133853773423. The reversal of 133853773400 is 4377358331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1428761 + ... + 1519560.

Almost surely, 2^133853773400 is an apocalyptic number.

133853773400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133853773400 is an abundant number, since it is smaller than the sum of its proper divisors (178727325040).

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

133853773400 is a wasteful number, since it uses less digits than its factorization.

133853773400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948564 (or 2948555 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 133853773400 in words is "one hundred thirty-three billion, eight hundred fifty-three million, seven hundred seventy-three thousand, four hundred".