103693439853 has 48 divisors (see below), whose sum is σ = 164126476800. Its totient is φ = 62793024000.

The previous prime is 103693439833. The next prime is 103693439891. The reversal of 103693439853 is 358934396301.

103693439853 is a `hidden beast` number, since 10 + 36 + 93 + 439 + 85 + 3 = 666.

It is not a de Polignac number, because 103693439853 - 2¹² = 103693435757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103693439853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103693439813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21077728 + ... + 21082646.

It is an arithmetic number, because the mean of its divisors is an integer number (3419301600).

Almost surely, 2^103693439853 is an apocalyptic number.

It is an amenable number.

103693439853 is a deficient number, since it is larger than the sum of its proper divisors (60433036947).

103693439853 is a wasteful number, since it uses less digits than its factorization.

103693439853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9722 (or 9719 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 54.

The spelling of 103693439853 in words is "one hundred three billion, six hundred ninety-three million, four hundred thirty-nine thousand, eight hundred fifty-three".