126401633048 has 16 divisors (see below), whose sum is σ = 247307543280. Its totient is φ = 60452954848.

The previous prime is 126401633047. The next prime is 126401633177. The reversal of 126401633048 is 840336104621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126401633041) 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, 343482515 + ... + 343482882.

It is an arithmetic number, because the mean of its divisors is an integer number (15456721455).

Almost surely, 2^126401633048 is an apocalyptic number.

It is an amenable number.

126401633048 is a deficient number, since it is larger than the sum of its proper divisors (120905910232).

126401633048 is a wasteful number, since it uses less digits than its factorization.

126401633048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686965426 (or 686965422 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

Adding to 126401633048 its reverse (840336104621), we get a palindrome (966737737669).

The spelling of 126401633048 in words is "one hundred twenty-six billion, four hundred one million, six hundred thirty-three thousand, forty-eight".