133390840312 has 16 divisors (see below), whose sum is σ = 250136550360. Its totient is φ = 66687760224.

The previous prime is 133390840301. The next prime is 133390840313. The reversal of 133390840312 is 213048093331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133390840313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883143 + ... + 1023094.

Almost surely, 2^133390840312 is an apocalyptic number.

It is an amenable number.

133390840312 is a deficient number, since it is larger than the sum of its proper divisors (116745710048).

133390840312 is a wasteful number, since it uses less digits than its factorization.

133390840312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914990 (or 1914986 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 133390840312 in words is "one hundred thirty-three billion, three hundred ninety million, eight hundred forty thousand, three hundred twelve".