20006448752 has 10 divisors (see below), whose sum is σ = 38762494488. Its totient is φ = 10003224368.

The previous prime is 20006448743. The next prime is 20006448809. The reversal of 20006448752 is 25784460002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625201508 + ... + 625201539.

Almost surely, 2^20006448752 is an apocalyptic number.

It is an amenable number.

20006448752 is a deficient number, since it is larger than the sum of its proper divisors (18756045736).

20006448752 is a wasteful number, since it uses less digits than its factorization.

20006448752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250403055 (or 1250403049 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The spelling of 20006448752 in words is "twenty billion, six million, four hundred forty-eight thousand, seven hundred fifty-two".