126347606743620 has 96 divisors (see below), whose sum is σ = 363338280144000. Its totient is φ = 32781762284544.

The previous prime is 126347606743573. The next prime is 126347606743627. The reversal of 126347606743620 is 26347606743621.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (126347606743627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301553031 + ... + 301971729.

It is an arithmetic number, because the mean of its divisors is an integer number (3784773751500).

Almost surely, 2^{126347606743620} is an apocalyptic number.

126347606743620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126347606743620 is an abundant number, since it is smaller than the sum of its proper divisors (236990673400380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126347606743620 is a wasteful number, since it uses less digits than its factorization.

126347606743620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554677 (or 554675 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 57.

Subtracting from 126347606743620 its reverse (26347606743621), we obtain a palindrome (99999999999999).

The spelling of 126347606743620 in words is "one hundred twenty-six trillion, three hundred forty-seven billion, six hundred six million, seven hundred forty-three thousand, six hundred twenty".