126742606375 has 64 divisors (see below), whose sum is σ = 197522178048. Its totient is φ = 78881280000.

The previous prime is 126742606357. The next prime is 126742606379. The reversal of 126742606375 is 573606247621.

It is not a de Polignac number, because 126742606375 - 2⁷ = 126742606247 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126742606379) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6159354 + ... + 6179896.

It is an arithmetic number, because the mean of its divisors is an integer number (3086284032).

Almost surely, 2^126742606375 is an apocalyptic number.

126742606375 is a deficient number, since it is larger than the sum of its proper divisors (70779571673).

126742606375 is a wasteful number, since it uses less digits than its factorization.

126742606375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21217 (or 21207 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 126742606375 in words is "one hundred twenty-six billion, seven hundred forty-two million, six hundred six thousand, three hundred seventy-five".