126712773710 has 32 divisors (see below), whose sum is σ = 238153102560. Its totient is φ = 48479976832.

The previous prime is 126712773701. The next prime is 126712773727. The reversal of 126712773710 is 17377217621.

It is a super-2 number, since 2×126712773710² (a number of 23 digits) contains 22 as substring.

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, 2010749 + ... + 2072808.

It is an arithmetic number, because the mean of its divisors is an integer number (7442284455).

Almost surely, 2^126712773710 is an apocalyptic number.

126712773710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126712773710 is a deficient number, since it is larger than the sum of its proper divisors (111440328850).

126712773710 is a wasteful number, since it uses less digits than its factorization.

126712773710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083700.

The product of its (nonzero) digits is 172872, while the sum is 44.

The spelling of 126712773710 in words is "one hundred twenty-six billion, seven hundred twelve million, seven hundred seventy-three thousand, seven hundred ten".