1601100100504 has 16 divisors (see below), whose sum is σ = 3132587153520. Its totient is φ = 765743526240.

The previous prime is 1601100100471. The next prime is 1601100100513. The reversal of 1601100100504 is 4050010011061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4350815307 + ... + 4350815674.

It is an arithmetic number, because the mean of its divisors is an integer number (195786697095).

Almost surely, 2^{1601100100504} is an apocalyptic number.

It is an amenable number.

1601100100504 is a deficient number, since it is larger than the sum of its proper divisors (1531487053016).

1601100100504 is a wasteful number, since it uses less digits than its factorization.

1601100100504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8701631010 (or 8701631006 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 1601100100504 its reverse (4050010011061), we get a palindrome (5651110111565).

The spelling of 1601100100504 in words is "one trillion, six hundred one billion, one hundred million, one hundred thousand, five hundred four".