42506354454 has 32 divisors (see below), whose sum is σ = 85249165056. Its totient is φ = 14129419680.

The previous prime is 42506354399. The next prime is 42506354461. The reversal of 42506354454 is 45445360524.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4749624 + ... + 4758564.

It is an arithmetic number, because the mean of its divisors is an integer number (2664036408).

Almost surely, 2^42506354454 is an apocalyptic number.

42506354454 is an abundant number, since it is smaller than the sum of its proper divisors (42742810602).

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

42506354454 is a wasteful number, since it uses less digits than its factorization.

42506354454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060.

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 42506354454 in words is "forty-two billion, five hundred six million, three hundred fifty-four thousand, four hundred fifty-four".