1000000090992 has 40 divisors (see below), whose sum is σ = 2952381222016. Its totient is φ = 285714311616.

The previous prime is 1000000090939. The next prime is 1000000091047. The reversal of 1000000090992 is 2990900000001.

1000000090992 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1488095038 + ... + 1488095709.

Almost surely, 2^{1000000090992} is an apocalyptic number.

1000000090992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000000090992 is an abundant number, since it is smaller than the sum of its proper divisors (1952381131024).

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

1000000090992 is a wasteful number, since it uses less digits than its factorization.

1000000090992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2976190765 (or 2976190759 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 30.

Adding to 1000000090992 its reverse (2990900000001), we get a palindrome (3990900090993).

The spelling of 1000000090992 in words is "one trillion, ninety thousand, nine hundred ninety-two".