1022498649900 has 432 divisors, whose sum is σ = 3953696947200. Its totient is φ = 215236984320.

The previous prime is 1022498649899. The next prime is 1022498649929. The reversal of 1022498649900 is 99468942201.

1022498649900 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 498 + 64 + 9 + 90 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 35939881 + ... + 35968319.

Almost surely, 2^{1022498649900} is an apocalyptic number.

1022498649900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022498649900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1976848473600).

1022498649900 is an abundant number, since it is smaller than the sum of its proper divisors (2931198297300).

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

1022498649900 is a wasteful number, since it uses less digits than its factorization.

1022498649900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28918 (or 28908 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 1022498649900 in words is "one trillion, twenty-two billion, four hundred ninety-eight million, six hundred forty-nine thousand, nine hundred".