126653159894 has 8 divisors (see below), whose sum is σ = 190579045968. Its totient is φ = 63126811240.

The previous prime is 126653159891. The next prime is 126653159917. The reversal of 126653159894 is 498951356621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×126653159894² (a number of 23 digits) contains 22 as substring.

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 99883562 + ... + 99884829.

It is an arithmetic number, because the mean of its divisors is an integer number (23822380746).

Almost surely, 2^126653159894 is an apocalyptic number.

126653159894 is a deficient number, since it is larger than the sum of its proper divisors (63925886074).

126653159894 is a wasteful number, since it uses less digits than its factorization.

126653159894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199768710.

The product of its digits is 13996800, while the sum is 59.

The spelling of 126653159894 in words is "one hundred twenty-six billion, six hundred fifty-three million, one hundred fifty-nine thousand, eight hundred ninety-four".