133198733402 has 24 divisors (see below), whose sum is σ = 233809952544. Its totient is φ = 56743337112.

The previous prime is 133198733401. The next prime is 133198733519. The reversal of 133198733402 is 204337891331.

It is not an unprimeable number, because it can be changed into a prime (133198733401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4053008 + ... + 4085739.

It is an arithmetic number, because the mean of its divisors is an integer number (9742081356).

Almost surely, 2^133198733402 is an apocalyptic number.

133198733402 is a deficient number, since it is larger than the sum of its proper divisors (100611219142).

133198733402 is a wasteful number, since it uses less digits than its factorization.

133198733402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8138930 (or 8138923 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 133198733402 in words is "one hundred thirty-three billion, one hundred ninety-eight million, seven hundred thirty-three thousand, four hundred two".