103618646357 has 4 divisors (see below), whose sum is σ = 103854680160. Its totient is φ = 103382612556.

The previous prime is 103618646333. The next prime is 103618646363. The reversal of 103618646357 is 753646816301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103618646357 - 2²⁴ = 103601869141 is a prime.

It is a super-3 number, since 3×103618646357³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103618646377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118016243 + ... + 118017120.

It is an arithmetic number, because the mean of its divisors is an integer number (25963670040).

Almost surely, 2^103618646357 is an apocalyptic number.

It is an amenable number.

103618646357 is a deficient number, since it is larger than the sum of its proper divisors (236033803).

103618646357 is an equidigital number, since it uses as much as digits as its factorization.

103618646357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236033802.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 103618646357 in words is "one hundred three billion, six hundred eighteen million, six hundred forty-six thousand, three hundred fifty-seven".