1601600314320 has 80 divisors (see below), whose sum is σ = 5516623312320. Its totient is φ = 427093416576.

The previous prime is 1601600314313. The next prime is 1601600314333. The reversal of 1601600314320 is 234130061061.

1601600314320 is a `hidden beast` number, since 1 + 6 + 0 + 1 + 600 + 31 + 4 + 3 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×1601600314320³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 370738654 + ... + 370742973.

It is an arithmetic number, because the mean of its divisors is an integer number (68957791404).

Almost surely, 2^{1601600314320} is an apocalyptic number.

1601600314320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1601600314320 is an abundant number, since it is smaller than the sum of its proper divisors (3915022998000).

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

1601600314320 is a wasteful number, since it uses less digits than its factorization.

1601600314320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741481649 (or 741481637 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 1601600314320 its reverse (234130061061), we get a palindrome (1835730375381).

The spelling of 1601600314320 in words is "one trillion, six hundred one billion, six hundred million, three hundred fourteen thousand, three hundred twenty".