42795064454 has 4 divisors (see below), whose sum is σ = 64192596684. Its totient is φ = 21397532226.

The previous prime is 42795064441. The next prime is 42795064463. The reversal of 42795064454 is 45446059724.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10698766112 + ... + 10698766115.

It is an arithmetic number, because the mean of its divisors is an integer number (16048149171).

Almost surely, 2^42795064454 is an apocalyptic number.

42795064454 is a deficient number, since it is larger than the sum of its proper divisors (21397532230).

42795064454 is a wasteful number, since it uses less digits than its factorization.

42795064454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21397532229.

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 42795064454 in words is "forty-two billion, seven hundred ninety-five million, sixty-four thousand, four hundred fifty-four".