126674457123 has 32 divisors (see below), whose sum is σ = 174605414400. Its totient is φ = 81653792000.

The previous prime is 126674457097. The next prime is 126674457131. The reversal of 126674457123 is 321754476621.

It is a cyclic number.

It is not a de Polignac number, because 126674457123 - 2²² = 126670262819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126674457193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2987773 + ... + 3029873.

It is an arithmetic number, because the mean of its divisors is an integer number (5456419200).

Almost surely, 2^126674457123 is an apocalyptic number.

126674457123 is a deficient number, since it is larger than the sum of its proper divisors (47930957277).

126674457123 is a wasteful number, since it uses less digits than its factorization.

126674457123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42443.

The product of its digits is 1693440, while the sum is 48.

The spelling of 126674457123 in words is "one hundred twenty-six billion, six hundred seventy-four million, four hundred fifty-seven thousand, one hundred twenty-three".