1601355334164 has 48 divisors (see below), whose sum is σ = 3832546233600. Its totient is φ = 520198806400.

The previous prime is 1601355334153. The next prime is 1601355334171. The reversal of 1601355334164 is 4614335531061.

It is a super-2 number, since 2×1601355334164² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8354412 + ... + 8543939.

It is an arithmetic number, because the mean of its divisors is an integer number (79844713200).

Almost surely, 2^{1601355334164} is an apocalyptic number.

It is an amenable number.

1601355334164 is an abundant number, since it is smaller than the sum of its proper divisors (2231190899436).

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

1601355334164 is a wasteful number, since it uses less digits than its factorization.

1601355334164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16898560 (or 16898558 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 1601355334164 in words is "one trillion, six hundred one billion, three hundred fifty-five million, three hundred thirty-four thousand, one hundred sixty-four".