1803208080008 has 8 divisors (see below), whose sum is σ = 3381015150030. Its totient is φ = 901604040000.

The previous prime is 1803208079987. The next prime is 1803208080031. The reversal of 1803208080008 is 8000808023081.

It can be written as a sum of positive squares in only one way, i.e., 1019094288004 + 784113792004 = 1009502^2 + 885502^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1803208080008² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112700504993 + ... + 112700505008.

Almost surely, 2^{1803208080008} is an apocalyptic number.

It is an amenable number.

1803208080008 is a deficient number, since it is larger than the sum of its proper divisors (1577807070022).

1803208080008 is a wasteful number, since it uses less digits than its factorization.

1803208080008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225401010007 (or 225401010003 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 38.

The spelling of 1803208080008 in words is "one trillion, eight hundred three billion, two hundred eight million, eighty thousand, eight".