126501201506 has 32 divisors (see below), whose sum is σ = 202436357760. Its totient is φ = 59116248576.

The previous prime is 126501201503. The next prime is 126501201511. The reversal of 126501201506 is 605102105621.

It is a happy number.

126501201506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (126501201503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1114331 + ... + 1222593.

It is an arithmetic number, because the mean of its divisors is an integer number (6326136180).

Almost surely, 2^126501201506 is an apocalyptic number.

126501201506 is a deficient number, since it is larger than the sum of its proper divisors (75935156254).

126501201506 is a wasteful number, since it uses less digits than its factorization.

126501201506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108698.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 126501201506 in words is "one hundred twenty-six billion, five hundred one million, two hundred one thousand, five hundred six".