123536103620 has 48 divisors (see below), whose sum is σ = 271419845760. Its totient is φ = 47141208576.

The previous prime is 123536103619. The next prime is 123536103661. The reversal of 123536103620 is 26301635321.

It is a super-2 number, since 2×123536103620² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 179957 + ... + 528636.

It is an arithmetic number, because the mean of its divisors is an integer number (5654580120).

Almost surely, 2^123536103620 is an apocalyptic number.

123536103620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123536103620 is an abundant number, since it is smaller than the sum of its proper divisors (147883742140).

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

123536103620 is a wasteful number, since it uses less digits than its factorization.

123536103620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709004 (or 709002 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 123536103620 its reverse (26301635321), we get a palindrome (149837738941).

The spelling of 123536103620 in words is "one hundred twenty-three billion, five hundred thirty-six million, one hundred three thousand, six hundred twenty".