4815563374512 has 320 divisors, whose sum is σ = 15464980177920. Its totient is φ = 1421996083200.

The previous prime is 4815563374477. The next prime is 4815563374577. The reversal of 4815563374512 is 2154733655184.

It is a happy number.

4815563374512 is a `hidden beast` number, since 4 + 8 + 1 + 5 + 56 + 3 + 3 + 74 + 512 = 666.

It is a super-2 number, since 2×4815563374512² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 170853573 + ... + 170881755.

It is an arithmetic number, because the mean of its divisors is an integer number (48328063056).

Almost surely, 2^{4815563374512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4815563374512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7732490088960).

4815563374512 is an abundant number, since it is smaller than the sum of its proper divisors (10649416803408).

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

4815563374512 is a wasteful number, since it uses less digits than its factorization.

4815563374512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29129 (or 29117 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 54.

The spelling of 4815563374512 in words is "four trillion, eight hundred fifteen billion, five hundred sixty-three million, three hundred seventy-four thousand, five hundred twelve".