10124999999 has 6 divisors (see below), whose sum is σ = 10486178040. Its totient is φ = 9775861256.

The previous prime is 10124999981. The next prime is 10125000019. The reversal of 10124999999 is 99999942101.

It is a de Polignac number, because none of the positive numbers 2^k-10124999999 is a prime.

It is a Duffinian number.

10124999999 is a modest number, since divided by 999999 gives 10124 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10124699999) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6018779 + ... + 6020460.

It is an arithmetic number, because the mean of its divisors is an integer number (1747696340).

Almost surely, 2^10124999999 is an apocalyptic number.

10124999999 is a deficient number, since it is larger than the sum of its proper divisors (361178041).

10124999999 is an equidigital number, since it uses as much as digits as its factorization.

10124999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12039297 (or 12039268 counting only the distinct ones).

The product of its (nonzero) digits is 4251528, while the sum is 62.

The spelling of 10124999999 in words is "ten billion, one hundred twenty-four million, nine hundred ninety-nine thousand, nine hundred ninety-nine".