20006043076 has 6 divisors (see below), whose sum is σ = 35010575390. Its totient is φ = 10003021536.

The previous prime is 20006043073. The next prime is 20006043097. The reversal of 20006043076 is 67034060002.

It can be written as a sum of positive squares in only one way, i.e., 12996000000 + 7010043076 = 114000^2 + 83726^2 .

It is not an unprimeable number, because it can be changed into a prime (20006043073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500755381 + ... + 2500755388.

Almost surely, 2^20006043076 is an apocalyptic number.

It is an amenable number.

20006043076 is a deficient number, since it is larger than the sum of its proper divisors (15004532314).

20006043076 is a wasteful number, since it uses less digits than its factorization.

20006043076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001510773 (or 5001510771 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The spelling of 20006043076 in words is "twenty billion, six million, forty-three thousand, seventy-six".