126388751203 has 16 divisors (see below), whose sum is σ = 156299673600. Its totient is φ = 100478357280.

The previous prime is 126388751197. The next prime is 126388751233. The reversal of 126388751203 is 302157883621.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126388751203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126388751233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23256163 + ... + 23261596.

It is an arithmetic number, because the mean of its divisors is an integer number (9768729600).

Almost surely, 2^126388751203 is an apocalyptic number.

126388751203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

126388751203 is a deficient number, since it is larger than the sum of its proper divisors (29910922397).

126388751203 is a wasteful number, since it uses less digits than its factorization.

126388751203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46517802.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 126388751203 in words is "one hundred twenty-six billion, three hundred eighty-eight million, seven hundred fifty-one thousand, two hundred three".