133401792670398 has 144 divisors (see below), whose sum is σ = 341876129731344. Its totient is φ = 37476510382080.

The previous prime is 133401792670387. The next prime is 133401792670417. The reversal of 133401792670398 is 893076297104331.

It is a happy number.

133401792670398 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 0 + 179 + 2 + 6 + 70 + 398 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

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, 29883486 + ... + 34056222.

It is an arithmetic number, because the mean of its divisors is an integer number (2374139789801).

Almost surely, 2^{133401792670398} is an apocalyptic number.

133401792670398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133401792670398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170938064865672).

133401792670398 is an abundant number, since it is smaller than the sum of its proper divisors (208474337060946).

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

133401792670398 is a wasteful number, since it uses less digits than its factorization.

133401792670398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173367 (or 4173357 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 63.

The spelling of 133401792670398 in words is "one hundred thirty-three trillion, four hundred one billion, seven hundred ninety-two million, six hundred seventy thousand, three hundred ninety-eight".