126998244375 has 40 divisors (see below), whose sum is σ = 222732702720. Its totient is φ = 64167516000.

The previous prime is 126998244367. The next prime is 126998244389. The reversal of 126998244375 is 573442899621.

It is a happy number.

It is not a de Polignac number, because 126998244375 - 2³ = 126998244367 is a prime.

It is a super-2 number, since 2×126998244375² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1746807 + ... + 1818056.

It is an arithmetic number, because the mean of its divisors is an integer number (5568317568).

Almost surely, 2^126998244375 is an apocalyptic number.

126998244375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126998244375 is a deficient number, since it is larger than the sum of its proper divisors (95734458345).

126998244375 is an equidigital number, since it uses as much as digits as its factorization.

126998244375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564905 (or 3564890 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 60.

The spelling of 126998244375 in words is "one hundred twenty-six billion, nine hundred ninety-eight million, two hundred forty-four thousand, three hundred seventy-five".