1601751468504 has 128 divisors (see below), whose sum is σ = 4388385070080. Its totient is φ = 483163315200.

The previous prime is 1601751468497. The next prime is 1601751468517. The reversal of 1601751468504 is 4058641571061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86773644 + ... + 86792100.

It is an arithmetic number, because the mean of its divisors is an integer number (34284258360).

Almost surely, 2^{1601751468504} 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 1601751468504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2194192535040).

1601751468504 is an abundant number, since it is smaller than the sum of its proper divisors (2786633601576).

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

1601751468504 is a wasteful number, since it uses less digits than its factorization.

1601751468504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19961 (or 19957 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 1601751468504 in words is "one trillion, six hundred one billion, seven hundred fifty-one million, four hundred sixty-eight thousand, five hundred four".