1681250796300 has 54 divisors (see below), whose sum is σ = 4864483950844. Its totient is φ = 448327556800.

The previous prime is 1681250796263. The next prime is 1681250796301. The reversal of 1681250796300 is 36970521861.

It is a self number, because there is not a number n which added to its sum of digits gives 1681250796300.

It is not an unprimeable number, because it can be changed into a prime (1681250796301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 22420870 + ... + 22495730.

Almost surely, 2^{1681250796300} is an apocalyptic number.

1681250796300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1681250796300 is an abundant number, since it is smaller than the sum of its proper divisors (3183233154544).

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

1681250796300 is an frugal number, since it uses more digits than its factorization.

1681250796300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149739 (or 74871 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

Multiplying 1681250796300 by its sum of digits (48), we get a square (80700038222400 = 8983320²).

The spelling of 1681250796300 in words is "one trillion, six hundred eighty-one billion, two hundred fifty million, seven hundred ninety-six thousand, three hundred".