126359874291 has 16 divisors (see below), whose sum is σ = 195422238464. Its totient is φ = 71127945504.

The previous prime is 126359874259. The next prime is 126359874337. The reversal of 126359874291 is 192478953621.

It is not a de Polignac number, because 126359874291 - 2⁵ = 126359874259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126359874211) 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, 44902600 + ... + 44905413.

It is an arithmetic number, because the mean of its divisors is an integer number (12213889904).

Almost surely, 2^126359874291 is an apocalyptic number.

126359874291 is a deficient number, since it is larger than the sum of its proper divisors (69062364173).

126359874291 is an equidigital number, since it uses as much as digits as its factorization.

126359874291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89808090.

The product of its digits is 6531840, while the sum is 57.

The spelling of 126359874291 in words is "one hundred twenty-six billion, three hundred fifty-nine million, eight hundred seventy-four thousand, two hundred ninety-one".