126501775142 has 16 divisors (see below), whose sum is σ = 190713940560. Its totient is φ = 62931038208.

The previous prime is 126501775111. The next prime is 126501775151. The reversal of 126501775142 is 241577105621.

It is a super-2 number, since 2×126501775142² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126501775142.

It is a congruent number.

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, 296909 + ... + 584087.

It is an arithmetic number, because the mean of its divisors is an integer number (11919621285).

Almost surely, 2^126501775142 is an apocalyptic number.

126501775142 is a deficient number, since it is larger than the sum of its proper divisors (64212165418).

126501775142 is a wasteful number, since it uses less digits than its factorization.

126501775142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288295.

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 126501775142 in words is "one hundred twenty-six billion, five hundred one million, seven hundred seventy-five thousand, one hundred forty-two".