20335455452 has 24 divisors (see below), whose sum is σ = 38397841776. Its totient is φ = 9367636608.

The previous prime is 20335455389. The next prime is 20335455461. The reversal of 20335455452 is 25455453302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346673 + ... + 401064.

It is an arithmetic number, because the mean of its divisors is an integer number (1599910074).

Almost surely, 2^20335455452 is an apocalyptic number.

It is an amenable number.

20335455452 is a deficient number, since it is larger than the sum of its proper divisors (18062386324).

20335455452 is a wasteful number, since it uses less digits than its factorization.

20335455452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748277 (or 748275 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 20335455452 in words is "twenty billion, three hundred thirty-five million, four hundred fifty-five thousand, four hundred fifty-two".