233313620545 has 16 divisors (see below), whose sum is σ = 280663929792. Its totient is φ = 186192676800.

The previous prime is 233313620537. The next prime is 233313620567. The reversal of 233313620545 is 545026313332.

It is not a de Polignac number, because 233313620545 - 2³ = 233313620537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18960895 + ... + 18973195.

It is an arithmetic number, because the mean of its divisors is an integer number (17541495612).

Almost surely, 2^233313620545 is an apocalyptic number.

It is an amenable number.

233313620545 is a deficient number, since it is larger than the sum of its proper divisors (47350309247).

233313620545 is a wasteful number, since it uses less digits than its factorization.

233313620545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21312.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 233313620545 its reverse (545026313332), we get a palindrome (778339933877).

The spelling of 233313620545 in words is "two hundred thirty-three billion, three hundred thirteen million, six hundred twenty thousand, five hundred forty-five".