816147734130 has 48 divisors (see below), whose sum is σ = 2131499784960. Its totient is φ = 216663429024.

The previous prime is 816147734117. The next prime is 816147734141. The reversal of 816147734130 is 31437741618.

816147734130 is a `hidden beast` number, since 8 + 16 + 1 + 477 + 34 + 130 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20312460 + ... + 20352599.

It is an arithmetic number, because the mean of its divisors is an integer number (44406245520).

Almost surely, 2^816147734130 is an apocalyptic number.

816147734130 is an abundant number, since it is smaller than the sum of its proper divisors (1315352050830).

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

816147734130 is a wasteful number, since it uses less digits than its factorization.

816147734130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40665295 (or 40665292 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 816147734130 in words is "eight hundred sixteen billion, one hundred forty-seven million, seven hundred thirty-four thousand, one hundred thirty".