42453765126 has 24 divisors (see below), whose sum is σ = 94226651064. Its totient is φ = 13806102240.

The previous prime is 42453765121. The next prime is 42453765157. The reversal of 42453765126 is 62156735424.

42453765126 is a `hidden beast` number, since 4 + 2 + 453 + 76 + 5 + 126 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42453765121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28761976 + ... + 28763451.

It is an arithmetic number, because the mean of its divisors is an integer number (3926110461).

Almost surely, 2^42453765126 is an apocalyptic number.

42453765126 is an abundant number, since it is smaller than the sum of its proper divisors (51772885938).

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

42453765126 is a wasteful number, since it uses less digits than its factorization.

42453765126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57525476 (or 57525473 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The spelling of 42453765126 in words is "forty-two billion, four hundred fifty-three million, seven hundred sixty-five thousand, one hundred twenty-six".