126451779286 has 32 divisors (see below), whose sum is σ = 232431344640. Its totient is φ = 50360109696.

The previous prime is 126451779277. The next prime is 126451779331. The reversal of 126451779286 is 682977154621.

It is a self number, because there is not a number n which added to its sum of digits gives 126451779286.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3343920 + ... + 3381523.

It is an arithmetic number, because the mean of its divisors is an integer number (7263479520).

Almost surely, 2^126451779286 is an apocalyptic number.

126451779286 is a deficient number, since it is larger than the sum of its proper divisors (105979565354).

126451779286 is a wasteful number, since it uses less digits than its factorization.

126451779286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725548.

The product of its digits is 10160640, while the sum is 58.

The spelling of 126451779286 in words is "one hundred twenty-six billion, four hundred fifty-one million, seven hundred seventy-nine thousand, two hundred eighty-six".