20541469316 has 12 divisors (see below), whose sum is σ = 37839548880. Its totient is φ = 9730169640.

The previous prime is 20541469261. The next prime is 20541469357. The reversal of 20541469316 is 61396414502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135141170 + ... + 135141321.

It is an arithmetic number, because the mean of its divisors is an integer number (3153295740).

Almost surely, 2^20541469316 is an apocalyptic number.

It is an amenable number.

20541469316 is a deficient number, since it is larger than the sum of its proper divisors (17298079564).

20541469316 is a wasteful number, since it uses less digits than its factorization.

20541469316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270282514 (or 270282512 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 20541469316 in words is "twenty billion, five hundred forty-one million, four hundred sixty-nine thousand, three hundred sixteen".