133564453663452 has 48 divisors (see below), whose sum is σ = 357228766352640. Its totient is φ = 38048034269952.

The previous prime is 133564453663439. The next prime is 133564453663457. The reversal of 133564453663452 is 254366354465331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133564453663457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2359100802 + ... + 2359157417.

It is an arithmetic number, because the mean of its divisors is an integer number (7442265965680).

Almost surely, 2^{133564453663452} is an apocalyptic number.

133564453663452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133564453663452 is an abundant number, since it is smaller than the sum of its proper divisors (223664312689188).

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

133564453663452 is a wasteful number, since it uses less digits than its factorization.

133564453663452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4718258570 (or 4718258568 counting only the distinct ones).

The product of its digits is 279936000, while the sum is 60.

The spelling of 133564453663452 in words is "one hundred thirty-three trillion, five hundred sixty-four billion, four hundred fifty-three million, six hundred sixty-three thousand, four hundred fifty-two".