20433337245 has 96 divisors (see below), whose sum is σ = 36697909248. Its totient is φ = 10512612864.

The previous prime is 20433337237. The next prime is 20433337291. The reversal of 20433337245 is 54273333402.

It is not a de Polignac number, because 20433337245 - 2³ = 20433337237 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 54780879 + ... + 54781251.

It is an arithmetic number, because the mean of its divisors is an integer number (382269888).

Almost surely, 2^20433337245 is an apocalyptic number.

It is an amenable number.

20433337245 is a deficient number, since it is larger than the sum of its proper divisors (16264572003).

20433337245 is a wasteful number, since it uses less digits than its factorization.

20433337245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763 (or 760 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 36.

The spelling of 20433337245 in words is "twenty billion, four hundred thirty-three million, three hundred thirty-seven thousand, two hundred forty-five".