1608622366880 has 96 divisors (see below), whose sum is σ = 3805746629328. Its totient is φ = 642539520000.

The previous prime is 1608622366847. The next prime is 1608622366891. The reversal of 1608622366880 is 886632268061.

It can be written as a sum of positive squares in 8 ways, for example, as 561102868624 + 1047519498256 = 749068^2 + 1023484^2 .

It is a super-2 number, since 2×1608622366880² (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 15 ways as a sum of consecutive naturals, for example, 574301480 + ... + 574304280.

Almost surely, 2^{1608622366880} is an apocalyptic number.

1608622366880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1608622366880 is an abundant number, since it is smaller than the sum of its proper divisors (2197124262448).

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

1608622366880 is a wasteful number, since it uses less digits than its factorization.

1608622366880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610 (or 6602 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 56.

The spelling of 1608622366880 in words is "one trillion, six hundred eight billion, six hundred twenty-two million, three hundred sixty-six thousand, eight hundred eighty".