213747814075 has 12 divisors (see below), whose sum is σ = 265075668000. Its totient is φ = 170979942560.

The previous prime is 213747814061. The next prime is 213747814081. The reversal of 213747814075 is 570418747312.

It is not a de Polignac number, because 213747814075 - 2⁹ = 213747813563 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217075 + ... + 688924.

It is an arithmetic number, because the mean of its divisors is an integer number (22089639000).

Almost surely, 2^213747814075 is an apocalyptic number.

213747814075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

213747814075 is a deficient number, since it is larger than the sum of its proper divisors (51327853925).

213747814075 is an equidigital number, since it uses as much as digits as its factorization.

213747814075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915446 (or 915441 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 213747814075 in words is "two hundred thirteen billion, seven hundred forty-seven million, eight hundred fourteen thousand, seventy-five".