1794858946920 has 96 divisors (see below), whose sum is σ = 6282006330600. Its totient is φ = 441811431936.

The previous prime is 1794858946883. The next prime is 1794858946927. The reversal of 1794858946920 is 296498584971.

1794858946920 is a `hidden beast` number, since 1 + 7 + 9 + 4 + 85 + 89 + 469 + 2 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1600584280164 + 194274666756 = 1265142^2 + 440766^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (1794858946927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 191753755 + ... + 191763114.

Almost surely, 2^{1794858946920} is an apocalyptic number.

1794858946920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1794858946920 is an abundant number, since it is smaller than the sum of its proper divisors (4487147383680).

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

1794858946920 is a wasteful number, since it uses less digits than its factorization.

1794858946920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383516899 (or 383516892 counting only the distinct ones).

The product of its (nonzero) digits is 313528320, while the sum is 72.

The spelling of 1794858946920 in words is "one trillion, seven hundred ninety-four billion, eight hundred fifty-eight million, nine hundred forty-six thousand, nine hundred twenty".