133545544615641 has 16 divisors (see below), whose sum is σ = 187265508655104. Its totient is φ = 84488930651664.

The previous prime is 133545544615601. The next prime is 133545544615649. The reversal of 133545544615641 is 146516445545331.

It is not a de Polignac number, because 133545544615641 - 2⁶ = 133545544615577 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133545544615649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7619844291 + ... + 7619861816.

It is an arithmetic number, because the mean of its divisors is an integer number (11704094290944).

Almost surely, 2^{133545544615641} is an apocalyptic number.

It is an amenable number.

133545544615641 is a deficient number, since it is larger than the sum of its proper divisors (53719964039463).

133545544615641 is a wasteful number, since it uses less digits than its factorization.

133545544615641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15239706260.

The product of its digits is 51840000, while the sum is 57.

The spelling of 133545544615641 in words is "one hundred thirty-three trillion, five hundred forty-five billion, five hundred forty-four million, six hundred fifteen thousand, six hundred forty-one".