10400223434 has 4 divisors (see below), whose sum is σ = 15600335154. Its totient is φ = 5200111716.

The previous prime is 10400223419. The next prime is 10400223523. The reversal of 10400223434 is 43432200401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10240832809 + 159390625 = 101197^2 + 12625^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600055857 + ... + 2600055860.

Almost surely, 2^10400223434 is an apocalyptic number.

10400223434 is a deficient number, since it is larger than the sum of its proper divisors (5200111720).

10400223434 is an equidigital number, since it uses as much as digits as its factorization.

10400223434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5200111719.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 10400223434 its reverse (43432200401), we get a palindrome (53832423835).

The spelling of 10400223434 in words is "ten billion, four hundred million, two hundred twenty-three thousand, four hundred thirty-four".