126242061444320 has 48 divisors (see below), whose sum is σ = 307867736953728. Its totient is φ = 48867894750720.

The previous prime is 126242061444313. The next prime is 126242061444449. The reversal of 126242061444320 is 23444160242621.

It is a super-2 number, since 2×126242061444320² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12726009299 + ... + 12726019218.

It is an arithmetic number, because the mean of its divisors is an integer number (6413911186536).

Almost surely, 2^{126242061444320} is an apocalyptic number.

126242061444320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126242061444320 is an abundant number, since it is smaller than the sum of its proper divisors (181625675509408).

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

126242061444320 is a wasteful number, since it uses less digits than its factorization.

126242061444320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25452028563 (or 25452028555 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 41.

The spelling of 126242061444320 in words is "one hundred twenty-six trillion, two hundred forty-two billion, sixty-one million, four hundred forty-four thousand, three hundred twenty".