20262040252 has 12 divisors (see below), whose sum is σ = 35468361376. Its totient is φ = 10128222720.

The previous prime is 20262040219. The next prime is 20262040301. The reversal of 20262040252 is 25204026202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683013 + ... + 712060.

Almost surely, 2^20262040252 is an apocalyptic number.

It is an amenable number.

20262040252 is a deficient number, since it is larger than the sum of its proper divisors (15206321124).

20262040252 is a wasteful number, since it uses less digits than its factorization.

20262040252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398708 (or 1398706 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 20262040252 its reverse (25204026202), we get a palindrome (45466066454).

The spelling of 20262040252 in words is "twenty billion, two hundred sixty-two million, forty thousand, two hundred fifty-two".