816150330 has 80 divisors (see below), whose sum is σ = 2265398784. Its totient is φ = 210612960.

The previous prime is 816150227. The next prime is 816150367. The reversal of 816150330 is 33051618.

It is a super-2 number, since 2×816150330² = 1332202722318217800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 816150294 and 816150303.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8859 + ... + 41361.

Almost surely, 2^816150330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 816150330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132699392).

816150330 is an abundant number, since it is smaller than the sum of its proper divisors (1449248454).

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

816150330 is a wasteful number, since it uses less digits than its factorization.

816150330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32553 (or 32544 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 816150330 is about 28568.3448943057. The cubic root of 816150330 is about 934.5231270476.

The spelling of 816150330 in words is "eight hundred sixteen million, one hundred fifty thousand, three hundred thirty".