126907320772 has 24 divisors (see below), whose sum is σ = 238661537184. Its totient is φ = 58829730432.

The previous prime is 126907320751. The next prime is 126907320773. The reversal of 126907320772 is 277023709621.

It is a super-2 number, since 2×126907320772² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126907320773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13922938 + ... + 13932049.

It is an arithmetic number, because the mean of its divisors is an integer number (9944230716).

Almost surely, 2^126907320772 is an apocalyptic number.

It is an amenable number.

126907320772 is a deficient number, since it is larger than the sum of its proper divisors (111754216412).

126907320772 is a wasteful number, since it uses less digits than its factorization.

126907320772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27855075 (or 27855073 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 46.

The spelling of 126907320772 in words is "one hundred twenty-six billion, nine hundred seven million, three hundred twenty thousand, seven hundred seventy-two".