10142323456 has 18 divisors (see below), whose sum is σ = 20245028972. Its totient is φ = 5071161600.

The previous prime is 10142323447. The next prime is 10142323511. The reversal of 10142323456 is 65432324101.

It is a super-2 number, since 2×10142323456² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19808970 + ... + 19809481.

Almost surely, 2^10142323456 is an apocalyptic number.

10142323456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10142323456 is a deficient number, since it is larger than the sum of its proper divisors (10102705516).

10142323456 is an frugal number, since it uses more digits than its factorization.

10142323456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39618467 (or 39618453 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 10142323456 its reverse (65432324101), we get a palindrome (75574647557).

The spelling of 10142323456 in words is "ten billion, one hundred forty-two million, three hundred twenty-three thousand, four hundred fifty-six".