7000635990 has 32 divisors (see below), whose sum is σ = 16849148256. Its totient is φ = 1861544960.

The previous prime is 7000635883. The next prime is 7000636067. The reversal of 7000635990 is 995360007.

It is a congruent number.

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, 319941 + ... + 341120.

It is an arithmetic number, because the mean of its divisors is an integer number (526535883).

Almost surely, 2^7000635990 is an apocalyptic number.

7000635990 is an abundant number, since it is smaller than the sum of its proper divisors (9848512266).

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

7000635990 is a wasteful number, since it uses less digits than its factorization.

7000635990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661424.

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 7000635990 is about 83669.8033342974. The cubic root of 7000635990 is about 1912.9891145943.

Adding to 7000635990 its reverse (995360007), we get a palindrome (7995995997).

The spelling of 7000635990 in words is "seven billion, six hundred thirty-five thousand, nine hundred ninety".