18012504126754 has 4 divisors (see below), whose sum is σ = 27018756190134. Its totient is φ = 9006252063376.

The previous prime is 18012504126719. The next prime is 18012504126803. The reversal of 18012504126754 is 45762140521081.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13657865879025 + 4354638247729 = 3695655^2 + 2086777^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4503126031687 + ... + 4503126031690.

Almost surely, 2^{18012504126754} is an apocalyptic number.

18012504126754 is a deficient number, since it is larger than the sum of its proper divisors (9006252063380).

18012504126754 is an equidigital number, since it uses as much as digits as its factorization.

18012504126754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9006252063379.

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 18012504126754 in words is "eighteen trillion, twelve billion, five hundred four million, one hundred twenty-six thousand, seven hundred fifty-four".