126026004542 has 4 divisors (see below), whose sum is σ = 189039006816. Its totient is φ = 63013002270.

The previous prime is 126026004521. The next prime is 126026004557. The reversal of 126026004542 is 245400620621.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 126026004499 and 126026004508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31506501134 + ... + 31506501137.

It is an arithmetic number, because the mean of its divisors is an integer number (47259751704).

Almost surely, 2^126026004542 is an apocalyptic number.

126026004542 is a deficient number, since it is larger than the sum of its proper divisors (63013002274).

126026004542 is an equidigital number, since it uses as much as digits as its factorization.

126026004542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63013002273.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 126026004542 in words is "one hundred twenty-six billion, twenty-six million, four thousand, five hundred forty-two".