126772341026 has 4 divisors (see below), whose sum is σ = 190158511542. Its totient is φ = 63386170512.

The previous prime is 126772341023. The next prime is 126772341029. The reversal of 126772341026 is 620143277621.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (126772341023) and next prime (126772341029).

It can be written as a sum of positive squares in only one way, i.e., 71690598001 + 55081743025 = 267751^2 + 234695^2 .

It is not an unprimeable number, because it can be changed into a prime (126772341023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31693085255 + ... + 31693085258.

Almost surely, 2^126772341026 is an apocalyptic number.

126772341026 is a deficient number, since it is larger than the sum of its proper divisors (63386170516).

126772341026 is an equidigital number, since it uses as much as digits as its factorization.

126772341026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63386170515.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 126772341026 in words is "one hundred twenty-six billion, seven hundred seventy-two million, three hundred forty-one thousand, twenty-six".