133540663296 has 104 divisors (see below), whose sum is σ = 356516879040. Its totient is φ = 44457066496.

The previous prime is 133540663283. The next prime is 133540663337. The reversal of 133540663296 is 692366045331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10303156 + ... + 10316108.

Almost surely, 2^133540663296 is an apocalyptic number.

133540663296 is a gapful number since it is divisible by the number (16) 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 133540663296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178258439520).

133540663296 is an abundant number, since it is smaller than the sum of its proper divisors (222976215744).

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

133540663296 is an equidigital number, since it uses as much as digits as its factorization.

133540663296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13819 (or 13797 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 48.

The spelling of 133540663296 in words is "one hundred thirty-three billion, five hundred forty million, six hundred sixty-three thousand, two hundred ninety-six".