20956119088 has 10 divisors (see below), whose sum is σ = 40602480764. Its totient is φ = 10478059536.

The previous prime is 20956119077. The next prime is 20956119131. The reversal of 20956119088 is 88091165902.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 654878706 + ... + 654878737.

Almost surely, 2^20956119088 is an apocalyptic number.

It is an amenable number.

20956119088 is a deficient number, since it is larger than the sum of its proper divisors (19646361676).

20956119088 is a wasteful number, since it uses less digits than its factorization.

20956119088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309757451 (or 1309757445 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 49.

The spelling of 20956119088 in words is "twenty billion, nine hundred fifty-six million, one hundred nineteen thousand, eighty-eight".