103423553244 has 384 divisors, whose sum is σ = 313528320000. Its totient is φ = 29174745600.

The previous prime is 103423553237. The next prime is 103423553287. The reversal of 103423553244 is 442355324301.

103423553244 is a `hidden beast` number, since 10 + 3 + 42 + 35 + 532 + 44 = 666.

It is a super-2 number, since 2×103423553244² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 103423553199 and 103423553208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 172660057 + ... + 172660655.

It is an arithmetic number, because the mean of its divisors is an integer number (816480000).

Almost surely, 2^103423553244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103423553244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156764160000).

103423553244 is an abundant number, since it is smaller than the sum of its proper divisors (210104766756).

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

103423553244 is a wasteful number, since it uses less digits than its factorization.

103423553244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806 (or 798 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 103423553244 its reverse (442355324301), we get a palindrome (545778877545).

The spelling of 103423553244 in words is "one hundred three billion, four hundred twenty-three million, five hundred fifty-three thousand, two hundred forty-four".