20603652632 has 32 divisors (see below), whose sum is σ = 40415263200. Its totient is φ = 9828555264.

The previous prime is 20603652599. The next prime is 20603652677. The reversal of 20603652632 is 23625630602.

It is a junction number, because it is equal to n+sod(n) for n = 20603652592 and 20603652601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72353 + ... + 215504.

It is an arithmetic number, because the mean of its divisors is an integer number (1262976975).

Almost surely, 2^20603652632 is an apocalyptic number.

It is an amenable number.

20603652632 is a deficient number, since it is larger than the sum of its proper divisors (19811610568).

20603652632 is a wasteful number, since it uses less digits than its factorization.

20603652632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288275 (or 288271 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 20603652632 in words is "twenty billion, six hundred three million, six hundred fifty-two thousand, six hundred thirty-two".