966500162550 has 144 divisors (see below), whose sum is σ = 2813565784848. Its totient is φ = 236447942400.

The previous prime is 966500162539. The next prime is 966500162611. The reversal of 966500162550 is 55261005669.

966500162550 is a `hidden beast` number, since 9 + 66 + 500 + 16 + 25 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 966500162496 and 966500162505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 446760 + ... + 1460340.

Almost surely, 2^966500162550 is an apocalyptic number.

966500162550 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 966500162550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406782892424).

966500162550 is an abundant number, since it is smaller than the sum of its proper divisors (1847065622298).

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

966500162550 is a wasteful number, since it uses less digits than its factorization.

966500162550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013775 (or 1013767 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 966500162550 in words is "nine hundred sixty-six billion, five hundred million, one hundred sixty-two thousand, five hundred fifty".