20003555741632 has 56 divisors (see below), whose sum is σ = 39792687699200. Its totient is φ = 9977065249536.

The previous prime is 20003555741569. The next prime is 20003555741639. The reversal of 20003555741632 is 23614755530002.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003555741639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96467119 + ... + 96674257.

Almost surely, 2^{20003555741632} is an apocalyptic number.

It is an amenable number.

20003555741632 is a deficient number, since it is larger than the sum of its proper divisors (19789131957568).

20003555741632 is a wasteful number, since it uses less digits than its factorization.

20003555741632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210873 (or 210863 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 20003555741632 in words is "twenty trillion, three billion, five hundred fifty-five million, seven hundred forty-one thousand, six hundred thirty-two".