126854356607 has 16 divisors (see below), whose sum is σ = 144475764480. Its totient is φ = 110252841600.

The previous prime is 126854356543. The next prime is 126854356639. The reversal of 126854356607 is 706653458621.

It is a happy number.

It is not a de Polignac number, because 126854356607 - 2⁶ = 126854356543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126854356697) 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, 384119 + ... + 633447.

It is an arithmetic number, because the mean of its divisors is an integer number (9029735280).

Almost surely, 2^126854356607 is an apocalyptic number.

126854356607 is a deficient number, since it is larger than the sum of its proper divisors (17621407873).

126854356607 is a wasteful number, since it uses less digits than its factorization.

126854356607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251374.

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 126854356607 in words is "one hundred twenty-six billion, eight hundred fifty-four million, three hundred fifty-six thousand, six hundred seven".