126857264119 has 24 divisors (see below), whose sum is σ = 137982328880. Its totient is φ = 116542347264.

The previous prime is 126857264117. The next prime is 126857264123. The reversal of 126857264119 is 911462758621.

It is not a de Polignac number, because 126857264119 - 2¹ = 126857264117 is a prime.

It is a super-2 number, since 2×126857264119² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126857264117) 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, 29685967 + ... + 29690239.

Almost surely, 2^126857264119 is an apocalyptic number.

126857264119 is a deficient number, since it is larger than the sum of its proper divisors (11125064761).

126857264119 is a wasteful number, since it uses less digits than its factorization.

126857264119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6739 (or 6722 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The spelling of 126857264119 in words is "one hundred twenty-six billion, eight hundred fifty-seven million, two hundred sixty-four thousand, one hundred nineteen".