20455266150 has 336 divisors, whose sum is σ = 65912464368. Its totient is φ = 4665600000.

The previous prime is 20455266149. The next prime is 20455266179. The reversal of 20455266150 is 5166255402.

20455266150 is a `hidden beast` number, since 20 + 4 + 5 + 526 + 61 + 50 = 666.

It is a super-3 number, since 3×20455266150³ (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 167 ways as a sum of consecutive naturals, for example, 6814650 + ... + 6817650.

Almost surely, 2^20455266150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20455266150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32956232184).

20455266150 is an abundant number, since it is smaller than the sum of its proper divisors (45457198218).

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

20455266150 is a wasteful number, since it uses less digits than its factorization.

20455266150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059 (or 3039 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 20455266150 in words is "twenty billion, four hundred fifty-five million, two hundred sixty-six thousand, one hundred fifty".