9020030405090 has 32 divisors (see below), whose sum is σ = 16796109786480. Its totient is φ = 3483558313984.

The previous prime is 9020030405081. The next prime is 9020030405213. The reversal of 9020030405090 is 905040300209.

It can be written as a sum of positive squares in 8 ways, for example, as 2026115955889 + 6993914449201 = 1423417^2 + 2644601^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47056322 + ... + 47247618.

Almost surely, 2^{9020030405090} is an apocalyptic number.

9020030405090 is a deficient number, since it is larger than the sum of its proper divisors (7776079381390).

9020030405090 is a wasteful number, since it uses less digits than its factorization.

9020030405090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353926.

The product of its (nonzero) digits is 9720, while the sum is 32.

Adding to 9020030405090 its reverse (905040300209), we get a palindrome (9925070705299).

The spelling of 9020030405090 in words is "nine trillion, twenty billion, thirty million, four hundred five thousand, ninety".