126143459794 has 16 divisors (see below), whose sum is σ = 207992274336. Its totient is φ = 56900240800.

The previous prime is 126143459671. The next prime is 126143459821. The reversal of 126143459794 is 497954341621.

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, 21881827 + ... + 21887590.

It is an arithmetic number, because the mean of its divisors is an integer number (12999517146).

Almost surely, 2^126143459794 is an apocalyptic number.

126143459794 is a deficient number, since it is larger than the sum of its proper divisors (81848814542).

126143459794 is a wasteful number, since it uses less digits than its factorization.

126143459794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43769561.

The product of its digits is 6531840, while the sum is 55.

The spelling of 126143459794 in words is "one hundred twenty-six billion, one hundred forty-three million, four hundred fifty-nine thousand, seven hundred ninety-four".