20611516150 has 24 divisors (see below), whose sum is σ = 38344090464. Its totient is φ = 8243172000.

The previous prime is 20611516049. The next prime is 20611516183. The reversal of 20611516150 is 5161511602.

It is a happy number.

It is a super-3 number, since 3×20611516150³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 282339 + ... + 347761.

It is an arithmetic number, because the mean of its divisors is an integer number (1597670436).

Almost surely, 2^20611516150 is an apocalyptic number.

20611516150 is a deficient number, since it is larger than the sum of its proper divisors (17732574314).

20611516150 is a wasteful number, since it uses less digits than its factorization.

20611516150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71736 (or 71731 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The spelling of 20611516150 in words is "twenty billion, six hundred eleven million, five hundred sixteen thousand, one hundred fifty".