233512320525345 has 48 divisors (see below), whose sum is σ = 409249048802880. Its totient is φ = 123161393628288.

The previous prime is 233512320525331. The next prime is 233512320525373. The reversal of 233512320525345 is 543525023215332.

233512320525345 is a `hidden beast` number, since 2 + 3 + 3 + 51 + 2 + 32 + 0 + 525 + 3 + 45 = 666.

It is not a de Polignac number, because 233512320525345 - 2¹³ = 233512320517153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 233512320525345.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42948067 + ... + 48078696.

It is an arithmetic number, because the mean of its divisors is an integer number (8526021850060).

Almost surely, 2^{233512320525345} is an apocalyptic number.

It is an amenable number.

233512320525345 is a deficient number, since it is larger than the sum of its proper divisors (175736728277535).

233512320525345 is a wasteful number, since it uses less digits than its factorization.

233512320525345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91027406 (or 91027403 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 45.

The spelling of 233512320525345 in words is "two hundred thirty-three trillion, five hundred twelve billion, three hundred twenty million, five hundred twenty-five thousand, three hundred forty-five".