1600326064420 has 12 divisors (see below), whose sum is σ = 3360684735324. Its totient is φ = 640130425760.

The previous prime is 1600326064409. The next prime is 1600326064459. The reversal of 1600326064420 is 244606230061.

It can be written as a sum of positive squares in 2 ways, for example, as 207345443904 + 1392980620516 = 455352^2 + 1180246^2 .

It is a super-2 number, since 2×1600326064420² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40008151591 + ... + 40008151630.

It is an arithmetic number, because the mean of its divisors is an integer number (280057061277).

Almost surely, 2^{1600326064420} is an apocalyptic number.

1600326064420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1600326064420 is an abundant number, since it is smaller than the sum of its proper divisors (1760358670904).

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

1600326064420 is a wasteful number, since it uses less digits than its factorization.

1600326064420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80016303230 (or 80016303228 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 1600326064420 in words is "one trillion, six hundred billion, three hundred twenty-six million, sixty-four thousand, four hundred twenty".