123345347536 has 20 divisors (see below), whose sum is σ = 242347551264. Its totient is φ = 60804044000.

The previous prime is 123345347519. The next prime is 123345347557. The reversal of 123345347536 is 635743543321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54288190 + ... + 54290461.

Almost surely, 2^123345347536 is an apocalyptic number.

123345347536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

123345347536 is a deficient number, since it is larger than the sum of its proper divisors (119002203728).

123345347536 is a wasteful number, since it uses less digits than its factorization.

123345347536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108578730 (or 108578724 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 46.

The spelling of 123345347536 in words is "one hundred twenty-three billion, three hundred forty-five million, three hundred forty-seven thousand, five hundred thirty-six".