126420450002611 has 16 divisors (see below), whose sum is σ = 133825404303360. Its totient is φ = 119218717406880.

The previous prime is 126420450002543. The next prime is 126420450002657. The reversal of 126420450002611 is 116200054024621.

It is a cyclic number.

It is not a de Polignac number, because 126420450002611 - 2³⁵ = 126386090264243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126420450002681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38178606 + ... + 41357548.

It is an arithmetic number, because the mean of its divisors is an integer number (8364087768960).

Almost surely, 2^{126420450002611} is an apocalyptic number.

126420450002611 is a deficient number, since it is larger than the sum of its proper divisors (7404954300749).

126420450002611 is a wasteful number, since it uses less digits than its factorization.

126420450002611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210906.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 126420450002611 in words is "one hundred twenty-six trillion, four hundred twenty billion, four hundred fifty million, two thousand, six hundred eleven".