10102444425 has 36 divisors (see below), whose sum is σ = 18101341440. Its totient is φ = 5385963360.

The previous prime is 10102444421. The next prime is 10102444439. The reversal of 10102444425 is 52444420101.

It is not a de Polignac number, because 10102444425 - 2² = 10102444421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10102444421) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 749092 + ... + 762458.

It is an arithmetic number, because the mean of its divisors is an integer number (502815040).

Almost surely, 2^10102444425 is an apocalyptic number.

10102444425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10102444425 is a deficient number, since it is larger than the sum of its proper divisors (7998897015).

10102444425 is a wasteful number, since it uses less digits than its factorization.

10102444425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742 (or 16734 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 10102444425 its reverse (52444420101), we get a palindrome (62546864526).

The spelling of 10102444425 in words is "ten billion, one hundred two million, four hundred forty-four thousand, four hundred twenty-five".