126417040437858 has 16 divisors (see below), whose sum is σ = 253550324735136. Its totient is φ = 42019639502720.

The previous prime is 126417040437833. The next prime is 126417040437901. The reversal of 126417040437858 is 858734040714621.

It is a super-2 number, since 2×126417040437858² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29843491848 + ... + 29843496083.

It is an arithmetic number, because the mean of its divisors is an integer number (15846895295946).

Almost surely, 2^{126417040437858} is an apocalyptic number.

126417040437858 is an abundant number, since it is smaller than the sum of its proper divisors (127133284297278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126417040437858 is a wasteful number, since it uses less digits than its factorization.

126417040437858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59686988289.

The product of its (nonzero) digits is 36126720, while the sum is 60.

The spelling of 126417040437858 in words is "one hundred twenty-six trillion, four hundred seventeen billion, forty million, four hundred thirty-seven thousand, eight hundred fifty-eight".