10123400433 has 24 divisors (see below), whose sum is σ = 13679789760. Its totient is φ = 6659115040.

The previous prime is 10123400407. The next prime is 10123400447. The reversal of 10123400433 is 33400432101.

It is not a de Polignac number, because 10123400433 - 2⁶ = 10123400369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10123400233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12330163 + ... + 12330983.

It is an arithmetic number, because the mean of its divisors is an integer number (569991240).

Almost surely, 2^10123400433 is an apocalyptic number.

It is an amenable number.

10123400433 is a deficient number, since it is larger than the sum of its proper divisors (3556389327).

10123400433 is an equidigital number, since it uses as much as digits as its factorization.

10123400433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397 (or 1290 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10123400433 its reverse (33400432101), we get a palindrome (43523832534).

The spelling of 10123400433 in words is "ten billion, one hundred twenty-three million, four hundred thousand, four hundred thirty-three".