247000123104 has 48 divisors (see below), whose sum is σ = 741000371328. Its totient is φ = 70571463552.

The previous prime is 247000123091. The next prime is 247000123109. The reversal of 247000123104 is 401321000742.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×247000123104² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247000123109) 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 7 ways as a sum of consecutive naturals, for example, 183779182 + ... + 183780525.

It is an arithmetic number, because the mean of its divisors is an integer number (15437507736).

Almost surely, 2^247000123104 is an apocalyptic number.

247000123104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

247000123104 is an abundant number, since it is smaller than the sum of its proper divisors (494000248224).

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

247000123104 is a wasteful number, since it uses less digits than its factorization.

247000123104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367559727 (or 367559719 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 247000123104 its reverse (401321000742), we get a palindrome (648321123846).

The spelling of 247000123104 in words is "two hundred forty-seven billion, one hundred twenty-three thousand, one hundred four".