126945006450 has 24 divisors (see below), whose sum is σ = 314823616368. Its totient is φ = 33852001680.

The previous prime is 126945006407. The next prime is 126945006469. The reversal of 126945006450 is 54600549621.

It is a super-2 number, since 2×126945006450² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 423149872 + ... + 423150171.

It is an arithmetic number, because the mean of its divisors is an integer number (13117650682).

Almost surely, 2^126945006450 is an apocalyptic number.

126945006450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126945006450 is an abundant number, since it is smaller than the sum of its proper divisors (187878609918).

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

126945006450 is a wasteful number, since it uses less digits than its factorization.

126945006450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846300058 (or 846300053 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 126945006450 in words is "one hundred twenty-six billion, nine hundred forty-five million, six thousand, four hundred fifty".