126132202231619 has 4 divisors (see below), whose sum is σ = 130200982948800. Its totient is φ = 122063421514440.

The previous prime is 126132202231613. The next prime is 126132202231639. The reversal of 126132202231619 is 916132202231621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126132202231619 - 2⁴ = 126132202231603 is a prime.

It is a super-2 number, since 2×126132202231619² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126132202231613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2034390358544 + ... + 2034390358605.

It is an arithmetic number, because the mean of its divisors is an integer number (32550245737200).

Almost surely, 2^{126132202231619} is an apocalyptic number.

126132202231619 is a deficient number, since it is larger than the sum of its proper divisors (4068780717181).

126132202231619 is an equidigital number, since it uses as much as digits as its factorization.

126132202231619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4068780717180.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 126132202231619 in words is "one hundred twenty-six trillion, one hundred thirty-two billion, two hundred two million, two hundred thirty-one thousand, six hundred nineteen".