126360450401 has 4 divisors (see below), whose sum is σ = 126690373632. Its totient is φ = 126030527172.

The previous prime is 126360450371. The next prime is 126360450409. The reversal of 126360450401 is 104054063621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104054063621 = 12163 ⋅8554967.

It is a cyclic number.

It is not a de Polignac number, because 126360450401 - 2¹⁴ = 126360434017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126360450409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164961041 + ... + 164961806.

It is an arithmetic number, because the mean of its divisors is an integer number (31672593408).

Almost surely, 2^126360450401 is an apocalyptic number.

It is an amenable number.

126360450401 is a deficient number, since it is larger than the sum of its proper divisors (329923231).

126360450401 is an equidigital number, since it uses as much as digits as its factorization.

126360450401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329923230.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 126360450401 in words is "one hundred twenty-six billion, three hundred sixty million, four hundred fifty thousand, four hundred one".