20126983562 has 8 divisors (see below), whose sum is σ = 34503400416. Its totient is φ = 8625850092.

The previous prime is 20126983561. The next prime is 20126983631. The reversal of 20126983562 is 26538962102.

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

It is not an unprimeable number, because it can be changed into a prime (20126983561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718820828 + ... + 718820855.

It is an arithmetic number, because the mean of its divisors is an integer number (4312925052).

Almost surely, 2^20126983562 is an apocalyptic number.

20126983562 is a deficient number, since it is larger than the sum of its proper divisors (14376416854).

20126983562 is a wasteful number, since it uses less digits than its factorization.

20126983562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437641692.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 20126983562 in words is "twenty billion, one hundred twenty-six million, nine hundred eighty-three thousand, five hundred sixty-two".