126212300445 has 64 divisors (see below), whose sum is σ = 265019996160. Its totient is φ = 49691232000.

The previous prime is 126212300413. The next prime is 126212300561. The reversal of 126212300445 is 544003212621.

It is not a de Polignac number, because 126212300445 - 2⁵ = 126212300413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2853706 + ... + 2897595.

It is an arithmetic number, because the mean of its divisors is an integer number (4140937440).

Almost surely, 2^126212300445 is an apocalyptic number.

126212300445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126212300445 is an abundant number, since it is smaller than the sum of its proper divisors (138807695715).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126212300445 is a wasteful number, since it uses less digits than its factorization.

126212300445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751346.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 126212300445 in words is "one hundred twenty-six billion, two hundred twelve million, three hundred thousand, four hundred forty-five".