20611064598 has 16 divisors (see below), whose sum is σ = 41223542976. Its totient is φ = 6870119240.

The previous prime is 20611064597. The next prime is 20611064629. The reversal of 20611064598 is 89546011602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20611064597) 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, 285613 + ... + 350423.

It is an arithmetic number, because the mean of its divisors is an integer number (2576471436).

Almost surely, 2^20611064598 is an apocalyptic number.

20611064598 is an abundant number, since it is smaller than the sum of its proper divisors (20612478378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20611064598 is a wasteful number, since it uses less digits than its factorization.

20611064598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117819.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 20611064598 in words is "twenty billion, six hundred eleven million, sixty-four thousand, five hundred ninety-eight".