126785241805 has 8 divisors (see below), whose sum is σ = 152150252544. Its totient is φ = 101422885200.

The previous prime is 126785241767. The next prime is 126785241889. The reversal of 126785241805 is 508142587621.

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

It is not a de Polignac number, because 126785241805 - 2⁷ = 126785241677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556881 + ... + 750790.

It is an arithmetic number, because the mean of its divisors is an integer number (19018781568).

Almost surely, 2^126785241805 is an apocalyptic number.

It is an amenable number.

126785241805 is a deficient number, since it is larger than the sum of its proper divisors (25365010739).

126785241805 is a wasteful number, since it uses less digits than its factorization.

126785241805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327067.

The product of its (nonzero) digits is 1075200, while the sum is 49.

The spelling of 126785241805 in words is "one hundred twenty-six billion, seven hundred eighty-five million, two hundred forty-one thousand, eight hundred five".