42554454634 has 16 divisors (see below), whose sum is σ = 64510185600. Its totient is φ = 21051363600.

The previous prime is 42554454619. The next prime is 42554454643. The reversal of 42554454634 is 43645445524.

42554454634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 207307 + ... + 357889.

It is an arithmetic number, because the mean of its divisors is an integer number (4031886600).

Almost surely, 2^42554454634 is an apocalyptic number.

42554454634 is a deficient number, since it is larger than the sum of its proper divisors (21955730966).

42554454634 is a wasteful number, since it uses less digits than its factorization.

42554454634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152085.

The product of its digits is 4608000, while the sum is 46.

The spelling of 42554454634 in words is "forty-two billion, five hundred fifty-four million, four hundred fifty-four thousand, six hundred thirty-four".