20562335242 has 8 divisors (see below), whose sum is σ = 31303853856. Its totient is φ = 10127717292.

The previous prime is 20562335239. The next prime is 20562335251. The reversal of 20562335242 is 24253326502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20562335198 and 20562335207.

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, 76724998 + ... + 76725265.

It is an arithmetic number, because the mean of its divisors is an integer number (3912981732).

Almost surely, 2^20562335242 is an apocalyptic number.

20562335242 is a deficient number, since it is larger than the sum of its proper divisors (10741518614).

20562335242 is a wasteful number, since it uses less digits than its factorization.

20562335242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153450332.

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 20562335242 in words is "twenty billion, five hundred sixty-two million, three hundred thirty-five thousand, two hundred forty-two".