126124177641 has 96 divisors (see below), whose sum is σ = 227215497600. Its totient is φ = 61321881600.

The previous prime is 126124177639. The next prime is 126124177651. The reversal of 126124177641 is 146771421621.

It is not a de Polignac number, because 126124177641 - 2¹ = 126124177639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126124177593 and 126124177602.

It is not an unprimeable number, because it can be changed into a prime (126124177601) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4962835 + ... + 4988183.

It is an arithmetic number, because the mean of its divisors is an integer number (2366828100).

Almost surely, 2^126124177641 is an apocalyptic number.

126124177641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

126124177641 is a deficient number, since it is larger than the sum of its proper divisors (101091319959).

126124177641 is a wasteful number, since it uses less digits than its factorization.

126124177641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25575 (or 25568 counting only the distinct ones).

The product of its digits is 112896, while the sum is 42.

The spelling of 126124177641 in words is "one hundred twenty-six billion, one hundred twenty-four million, one hundred seventy-seven thousand, six hundred forty-one".