133552244143545 has 32 divisors (see below), whose sum is σ = 226254991264128. Its totient is φ = 67037462504448.

The previous prime is 133552244143481. The next prime is 133552244143573. The reversal of 133552244143545 is 545341442255331.

It is not a de Polignac number, because 133552244143545 - 2⁶ = 133552244143481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31534902 + ... + 35518368.

It is an arithmetic number, because the mean of its divisors is an integer number (7070468477004).

Almost surely, 2^{133552244143545} is an apocalyptic number.

133552244143545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133552244143545 is a deficient number, since it is larger than the sum of its proper divisors (92702747120583).

133552244143545 is a wasteful number, since it uses less digits than its factorization.

133552244143545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114969.

The product of its digits is 17280000, while the sum is 51.

Adding to 133552244143545 its reverse (545341442255331), we get a palindrome (678893686398876).

The spelling of 133552244143545 in words is "one hundred thirty-three trillion, five hundred fifty-two billion, two hundred forty-four million, one hundred forty-three thousand, five hundred forty-five".