126948233217 has 8 divisors (see below), whose sum is σ = 182284642624. Its totient is φ = 78121989648.

The previous prime is 126948233141. The next prime is 126948233239. The reversal of 126948233217 is 712332849621.

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

It is not a de Polignac number, because 126948233217 - 2⁷ = 126948233089 is a prime.

It is a super-2 number, since 2×126948233217² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126948233917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1627541413 + ... + 1627541490.

It is an arithmetic number, because the mean of its divisors is an integer number (22785580328).

Almost surely, 2^126948233217 is an apocalyptic number.

It is an amenable number.

126948233217 is a deficient number, since it is larger than the sum of its proper divisors (55336409407).

126948233217 is a wasteful number, since it uses less digits than its factorization.

126948233217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255082919.

The product of its digits is 870912, while the sum is 48.

The spelling of 126948233217 in words is "one hundred twenty-six billion, nine hundred forty-eight million, two hundred thirty-three thousand, two hundred seventeen".