18295975077307 has 4 divisors (see below), whose sum is σ = 18314817483096. Its totient is φ = 18277132671520.

The previous prime is 18295975077283. The next prime is 18295975077403. The reversal of 18295975077307 is 70377057959281.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18295975077307 is a prime.

It is a super-3 number, since 3×18295975077307³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18295975177307) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9421201438 + ... + 9421203379.

It is an arithmetic number, because the mean of its divisors is an integer number (4578704370774).

Almost surely, 2^{18295975077307} is an apocalyptic number.

18295975077307 is a deficient number, since it is larger than the sum of its proper divisors (18842405789).

18295975077307 is an equidigital number, since it uses as much as digits as its factorization.

18295975077307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18842405788.

The product of its (nonzero) digits is 233377200, while the sum is 70.

The spelling of 18295975077307 in words is "eighteen trillion, two hundred ninety-five billion, nine hundred seventy-five million, seventy-seven thousand, three hundred seven".