126040423167 has 24 divisors (see below), whose sum is σ = 188817881616. Its totient is φ = 84019565952.

The previous prime is 126040423121. The next prime is 126040423211. The reversal of 126040423167 is 761324040621.

126040423167 is a `hidden beast` number, since 1 + 2 + 604 + 0 + 42 + 3 + 1 + 6 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-126040423167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126040428167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5343223 + ... + 5366759.

It is an arithmetic number, because the mean of its divisors is an integer number (7867411734).

Almost surely, 2^126040423167 is an apocalyptic number.

126040423167 is a deficient number, since it is larger than the sum of its proper divisors (62777458449).

126040423167 is an equidigital number, since it uses as much as digits as its factorization.

126040423167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45589 (or 45577 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 126040423167 its reverse (761324040621), we get a palindrome (887364463788).

The spelling of 126040423167 in words is "one hundred twenty-six billion, forty million, four hundred twenty-three thousand, one hundred sixty-seven".