1794945309900 has 144 divisors (see below), whose sum is σ = 5321539483008. Its totient is φ = 466846272000.

The previous prime is 1794945309887. The next prime is 1794945309901. The reversal of 1794945309900 is 99035494971.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (1794945309901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48332739 + ... + 48369861.

Almost surely, 2^{1794945309900} is an apocalyptic number.

1794945309900 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 1794945309900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2660769741504).

1794945309900 is an abundant number, since it is smaller than the sum of its proper divisors (3526594173108).

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

1794945309900 is a wasteful number, since it uses less digits than its factorization.

1794945309900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41112 (or 41105 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 60.

The spelling of 1794945309900 in words is "one trillion, seven hundred ninety-four billion, nine hundred forty-five million, three hundred nine thousand, nine hundred".