126063722765 has 8 divisors (see below), whose sum is σ = 151279929240. Its totient is φ = 100848670272.

The previous prime is 126063722737. The next prime is 126063722773. The reversal of 126063722765 is 567227360621.

It can be written as a sum of positive squares in 4 ways, for example, as 6975924484 + 119087798281 = 83522^2 + 345091^2 .

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 126063722765 - 2¹⁶ = 126063657229 is a prime.

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, 26534 + ... + 502823.

It is an arithmetic number, because the mean of its divisors is an integer number (18909991155).

Almost surely, 2^126063722765 is an apocalyptic number.

It is an amenable number.

126063722765 is a deficient number, since it is larger than the sum of its proper divisors (25216206475).

126063722765 is an equidigital number, since it uses as much as digits as its factorization.

126063722765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576991.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 126063722765 in words is "one hundred twenty-six billion, sixty-three million, seven hundred twenty-two thousand, seven hundred sixty-five".