10124999998 has 4 divisors (see below), whose sum is σ = 15187500000. Its totient is φ = 5062499998.

The previous prime is 10124999981. The next prime is 10125000019. The reversal of 10124999998 is 89999942101.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2531249998 + ... + 2531250001.

It is an arithmetic number, because the mean of its divisors is an integer number (3796875000).

Almost surely, 2^10124999998 is an apocalyptic number.

10124999998 is a deficient number, since it is larger than the sum of its proper divisors (5062500002).

10124999998 is an equidigital number, since it uses as much as digits as its factorization.

10124999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5062500001.

The product of its (nonzero) digits is 3779136, while the sum is 61.

The spelling of 10124999998 in words is "ten billion, one hundred twenty-four million, nine hundred ninety-nine thousand, nine hundred ninety-eight".