126474512813 has 16 divisors (see below), whose sum is σ = 144449524800. Its totient is φ = 109674593280.

The previous prime is 126474512797. The next prime is 126474512819. The reversal of 126474512813 is 318215474621.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 126474512813 - 2⁴ = 126474512797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126474512819) 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, 2361908 + ... + 2414861.

It is an arithmetic number, because the mean of its divisors is an integer number (9028095300).

Almost surely, 2^126474512813 is an apocalyptic number.

It is an amenable number.

126474512813 is a deficient number, since it is larger than the sum of its proper divisors (17975011987).

126474512813 is a wasteful number, since it uses less digits than its factorization.

126474512813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776892.

The product of its digits is 322560, while the sum is 44.

The spelling of 126474512813 in words is "one hundred twenty-six billion, four hundred seventy-four million, five hundred twelve thousand, eight hundred thirteen".