2900205900730 has 8 divisors (see below), whose sum is σ = 5220370621332. Its totient is φ = 1160082360288.

The previous prime is 2900205900701. The next prime is 2900205900749. The reversal of 2900205900730 is 370095020092.

2900205900730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2899926308889 + 279591841 = 1702917^2 + 16721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2900205900730² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2900205900730.

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, 145010295027 + ... + 145010295046.

Almost surely, 2^{2900205900730} is an apocalyptic number.

2900205900730 is a deficient number, since it is larger than the sum of its proper divisors (2320164720602).

2900205900730 is a wasteful number, since it uses less digits than its factorization.

2900205900730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290020590080.

The product of its (nonzero) digits is 34020, while the sum is 37.

The spelling of 2900205900730 in words is "two trillion, nine hundred billion, two hundred five million, nine hundred thousand, seven hundred thirty".