126653159893 has 16 divisors (see below), whose sum is σ = 143181964800. Its totient is φ = 111221663040.

The previous prime is 126653159891. The next prime is 126653159917. The reversal of 126653159893 is 398951356621.

It is a cyclic number.

It is not a de Polignac number, because 126653159893 - 2¹ = 126653159891 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126653159891) 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, 2639578 + ... + 2687131.

It is an arithmetic number, because the mean of its divisors is an integer number (8948872800).

Almost surely, 2^126653159893 is an apocalyptic number.

126653159893 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

126653159893 is a deficient number, since it is larger than the sum of its proper divisors (16528804907).

126653159893 is a wasteful number, since it uses less digits than its factorization.

126653159893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5326812.

The product of its digits is 10497600, while the sum is 58.

The spelling of 126653159893 in words is "one hundred twenty-six billion, six hundred fifty-three million, one hundred fifty-nine thousand, eight hundred ninety-three".