126388751244 has 24 divisors (see below), whose sum is σ = 337036670208. Its totient is φ = 36111071760.

The previous prime is 126388751243. The next prime is 126388751263. The reversal of 126388751244 is 442157883621.

It is not an unprimeable number, because it can be changed into a prime (126388751243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752313912 + ... + 752314079.

It is an arithmetic number, because the mean of its divisors is an integer number (14043194592).

Almost surely, 2^126388751244 is an apocalyptic number.

126388751244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

126388751244 is an abundant number, since it is smaller than the sum of its proper divisors (210647918964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126388751244 is a wasteful number, since it uses less digits than its factorization.

126388751244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504628005 (or 1504628003 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 51.

It can be divided in two parts, 1263887 and 51244, that added together give a palindrome (1315131).

The spelling of 126388751244 in words is "one hundred twenty-six billion, three hundred eighty-eight million, seven hundred fifty-one thousand, two hundred forty-four".