20153628008 has 32 divisors (see below), whose sum is σ = 39971188800. Its totient is φ = 9506648448.

The previous prime is 20153627987. The next prime is 20153628037. The reversal of 20153628008 is 80082635102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736778 + ... + 763641.

It is an arithmetic number, because the mean of its divisors is an integer number (1249099650).

Almost surely, 2^20153628008 is an apocalyptic number.

It is an amenable number.

20153628008 is a deficient number, since it is larger than the sum of its proper divisors (19817560792).

20153628008 is a wasteful number, since it uses less digits than its factorization.

20153628008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500521 (or 1500517 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 20153628008 in words is "twenty billion, one hundred fifty-three million, six hundred twenty-eight thousand, eight".