126390126273 has 8 divisors (see below), whose sum is σ = 168524004768. Its totient is φ = 84258165984.

The previous prime is 126390126259. The next prime is 126390126301. The reversal of 126390126273 is 372621093621.

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

It is not a de Polignac number, because 126390126273 - 2⁵ = 126390126241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126390126073) 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, 318036 + ... + 594917.

It is an arithmetic number, because the mean of its divisors is an integer number (21065500596).

Almost surely, 2^126390126273 is an apocalyptic number.

It is an amenable number.

126390126273 is a deficient number, since it is larger than the sum of its proper divisors (42133878495).

126390126273 is an equidigital number, since it uses as much as digits as its factorization.

126390126273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959103.

The product of its (nonzero) digits is 163296, while the sum is 42.

The spelling of 126390126273 in words is "one hundred twenty-six billion, three hundred ninety million, one hundred twenty-six thousand, two hundred seventy-three".