126201141504 has 135 divisors (see below), whose sum is σ = 376461567867. Its totient is φ = 42049995264.

The previous prime is 126201141439. The next prime is 126201141533. The reversal of 126201141504 is 405141102621.

The square root of 126201141504 is 355248.

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

126201141504 is a `hidden beast` number, since 1 + 26 + 20 + 114 + 1 + 504 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 51154479 + ... + 51156945.

Almost surely, 2^126201141504 is an apocalyptic number.

126201141504 is the 355248-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126201141504

126201141504 is an abundant number, since it is smaller than the sum of its proper divisors (250260426363).

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

126201141504 is an frugal number, since it uses more digits than its factorization.

126201141504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4962 (or 2472 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 126201141504 in words is "one hundred twenty-six billion, two hundred one million, one hundred forty-one thousand, five hundred four".