1305500473700 has 36 divisors (see below), whose sum is σ = 2843163294132. Its totient is φ = 520314979200.

The previous prime is 1305500473691. The next prime is 1305500473723. The reversal of 1305500473700 is 73740055031.

It can be written as a sum of positive squares in 6 ways, for example, as 1167452224 + 1304333021476 = 34168^2 + 1142074^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23537291 + ... + 23592690.

Almost surely, 2^{1305500473700} is an apocalyptic number.

1305500473700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1305500473700 is an abundant number, since it is smaller than the sum of its proper divisors (1537662820432).

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

1305500473700 is a wasteful number, since it uses less digits than its factorization.

1305500473700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47130272 (or 47130265 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 35.

The spelling of 1305500473700 in words is "one trillion, three hundred five billion, five hundred million, four hundred seventy-three thousand, seven hundred".