126717713254 has 32 divisors (see below), whose sum is σ = 209506901760. Its totient is φ = 57004404000.

The previous prime is 126717713191. The next prime is 126717713279. The reversal of 126717713254 is 452317717621.

It is a super-3 number, since 3×126717713254³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822717 + ... + 964519.

It is an arithmetic number, because the mean of its divisors is an integer number (6547090680).

Almost surely, 2^126717713254 is an apocalyptic number.

126717713254 is a deficient number, since it is larger than the sum of its proper divisors (82789188506).

126717713254 is a wasteful number, since it uses less digits than its factorization.

126717713254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142236.

The product of its digits is 493920, while the sum is 46.

The spelling of 126717713254 in words is "one hundred twenty-six billion, seven hundred seventeen million, seven hundred thirteen thousand, two hundred fifty-four".