1794914991672 has 128 divisors (see below), whose sum is σ = 5167224576000. Its totient is φ = 513850746240.

The previous prime is 1794914991647. The next prime is 1794914991733. The reversal of 1794914991672 is 2761994194971.

It is a junction number, because it is equal to n+sod(n) for n = 1794914991597 and 1794914991606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1302363 + ... + 2299125.

It is an arithmetic number, because the mean of its divisors is an integer number (40368942000).

Almost surely, 2^{1794914991672} is an apocalyptic number.

1794914991672 is a gapful number since it is divisible by the number (12) 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 1794914991672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2583612288000).

1794914991672 is an abundant number, since it is smaller than the sum of its proper divisors (3372309584328).

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

1794914991672 is a wasteful number, since it uses less digits than its factorization.

1794914991672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997161 (or 997157 counting only the distinct ones).

The product of its digits is 61725888, while the sum is 69.

The spelling of 1794914991672 in words is "one trillion, seven hundred ninety-four billion, nine hundred fourteen million, nine hundred ninety-one thousand, six hundred seventy-two".