126722462336 has 32 divisors (see below), whose sum is σ = 252484826880. Its totient is φ = 63353721600.

The previous prime is 126722462267. The next prime is 126722462369. The reversal of 126722462336 is 633264227621.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×126722462336³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117235 + ... + 1225421.

It is an arithmetic number, because the mean of its divisors is an integer number (7890150840).

Almost surely, 2^126722462336 is an apocalyptic number.

126722462336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126722462336 is a deficient number, since it is larger than the sum of its proper divisors (125762364544).

126722462336 is an equidigital number, since it uses as much as digits as its factorization.

126722462336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117352 (or 117340 counting only the distinct ones).

The product of its digits is 870912, while the sum is 44.

Adding to 126722462336 its reverse (633264227621), we get a palindrome (759986689957).

The spelling of 126722462336 in words is "one hundred twenty-six billion, seven hundred twenty-two million, four hundred sixty-two thousand, three hundred thirty-six".