126505335445 has 8 divisors (see below), whose sum is σ = 154072170144. Its totient is φ = 99693756624.

The previous prime is 126505335427. The next prime is 126505335461. The reversal of 126505335445 is 544533505621.

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 126505335445 - 2¹¹ = 126505333397 is a prime.

It is a Duffinian number.

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, 188813599 + ... + 188814268.

It is an arithmetic number, because the mean of its divisors is an integer number (19259021268).

Almost surely, 2^126505335445 is an apocalyptic number.

It is an amenable number.

126505335445 is a deficient number, since it is larger than the sum of its proper divisors (27566834699).

126505335445 is an equidigital number, since it uses as much as digits as its factorization.

126505335445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377627939.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 126505335445 in words is "one hundred twenty-six billion, five hundred five million, three hundred thirty-five thousand, four hundred forty-five".