126321280047076 has 9 divisors (see below), whose sum is σ = 221062279419849. Its totient is φ = 63160628784264.

The previous prime is 126321280047059. The next prime is 126321280047101. The reversal of 126321280047076 is 670740082123621.

The square root of 126321280047076 is 11239274.

It is a perfect power (a square), and thus also a powerful number.

126321280047076 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 121445910062500 + 4875369984576 = 11020250^2 + 2208024^2 .

It is a super-2 number, since 2×126321280047076² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19668730 + ... + 25288366.

Almost surely, 2^{126321280047076} is an apocalyptic number.

126321280047076 is the 11239274-th square number.

It is an amenable number.

126321280047076 is a deficient number, since it is larger than the sum of its proper divisors (94740999372773).

126321280047076 is an frugal number, since it uses more digits than its factorization.

126321280047076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11239278 (or 5619639 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 126321280047076 in words is "one hundred twenty-six trillion, three hundred twenty-one billion, two hundred eighty million, forty-seven thousand, seventy-six".