18145714901576 has 8 divisors (see below), whose sum is σ = 34023215440470. Its totient is φ = 9072857450784.

The previous prime is 18145714901569. The next prime is 18145714901603. The reversal of 18145714901576 is 67510941754181.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13742961122500 + 4402753779076 = 3707150^2 + 2098274^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134107181341 + ... + 1134107181356.

Almost surely, 2^{18145714901576} is an apocalyptic number.

It is an amenable number.

18145714901576 is a deficient number, since it is larger than the sum of its proper divisors (15877500538894).

18145714901576 is a wasteful number, since it uses less digits than its factorization.

18145714901576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268214362703 (or 2268214362699 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 59.

The spelling of 18145714901576 in words is "eighteen trillion, one hundred forty-five billion, seven hundred fourteen million, nine hundred one thousand, five hundred seventy-six".