10123444556 has 12 divisors (see below), whose sum is σ = 17721537120. Its totient is φ = 5060148240.

The previous prime is 10123444547. The next prime is 10123444561. The reversal of 10123444556 is 65544432101.

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, 378980 + ... + 404811.

It is an arithmetic number, because the mean of its divisors is an integer number (1476794760).

Almost surely, 2^10123444556 is an apocalyptic number.

It is an amenable number.

10123444556 is a deficient number, since it is larger than the sum of its proper divisors (7598092564).

10123444556 is a wasteful number, since it uses less digits than its factorization.

10123444556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787024 (or 787022 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 10123444556 its reverse (65544432101), we get a palindrome (75667876657).

The spelling of 10123444556 in words is "ten billion, one hundred twenty-three million, four hundred forty-four thousand, five hundred fifty-six".