126145232264401 has 16 divisors (see below), whose sum is σ = 144720320509440. Its totient is φ = 107708912055360.

The previous prime is 126145232264341. The next prime is 126145232264407. The reversal of 126145232264401 is 104462232541621.

It is not a de Polignac number, because 126145232264401 - 2¹⁹ = 126145231740113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126145232264407) 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, 665355 + ... + 15897583.

It is an arithmetic number, because the mean of its divisors is an integer number (9045020031840).

Almost surely, 2^{126145232264401} is an apocalyptic number.

It is an amenable number.

126145232264401 is a deficient number, since it is larger than the sum of its proper divisors (18575088245039).

126145232264401 is a wasteful number, since it uses less digits than its factorization.

126145232264401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15236784.

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 126145232264401 in words is "one hundred twenty-six trillion, one hundred forty-five billion, two hundred thirty-two million, two hundred sixty-four thousand, four hundred one".