126860578739 has 8 divisors (see below), whose sum is σ = 127603618272. Its totient is φ = 126117651520.

The previous prime is 126860578727. The next prime is 126860578799. The reversal of 126860578739 is 937875068621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126860578739 - 2²⁸ = 126592143283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126860578799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3598679 + ... + 3633759.

It is an arithmetic number, because the mean of its divisors is an integer number (15950452284).

Almost surely, 2^126860578739 is an apocalyptic number.

126860578739 is a deficient number, since it is larger than the sum of its proper divisors (743039533).

126860578739 is a wasteful number, since it uses less digits than its factorization.

126860578739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56157.

The product of its (nonzero) digits is 30481920, while the sum is 62.

The spelling of 126860578739 in words is "one hundred twenty-six billion, eight hundred sixty million, five hundred seventy-eight thousand, seven hundred thirty-nine".