1518382323656 has 32 divisors (see below), whose sum is σ = 3130237025280. Its totient is φ = 684739339200.

The previous prime is 1518382323643. The next prime is 1518382323673. The reversal of 1518382323656 is 6563232838151.

It is a junction number, because it is equal to n+sod(n) for n = 1518382323598 and 1518382323607.

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 7 ways as a sum of consecutive naturals, for example, 67919315 + ... + 67941666.

It is an arithmetic number, because the mean of its divisors is an integer number (97819907040).

Almost surely, 2^{1518382323656} is an apocalyptic number.

It is an amenable number.

1518382323656 is an abundant number, since it is smaller than the sum of its proper divisors (1611854701624).

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

1518382323656 is a wasteful number, since it uses less digits than its factorization.

1518382323656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135861125 (or 135861121 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 53.

The spelling of 1518382323656 in words is "one trillion, five hundred eighteen billion, three hundred eighty-two million, three hundred twenty-three thousand, six hundred fifty-six".