126376401275 has 24 divisors (see below), whose sum is σ = 157660176960. Its totient is φ = 100487036160.

The previous prime is 126376401271. The next prime is 126376401299. The reversal of 126376401275 is 572104673621.

It is a happy number.

It is not a de Polignac number, because 126376401275 - 2² = 126376401271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126376401271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5104727 + ... + 5129423.

It is an arithmetic number, because the mean of its divisors is an integer number (6569174040).

Almost surely, 2^126376401275 is an apocalyptic number.

126376401275 is a deficient number, since it is larger than the sum of its proper divisors (31283775685).

126376401275 is a wasteful number, since it uses less digits than its factorization.

126376401275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25943 (or 25938 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 126376401275 in words is "one hundred twenty-six billion, three hundred seventy-six million, four hundred one thousand, two hundred seventy-five".