45421812454 has 8 divisors (see below), whose sum is σ = 68430242160. Its totient is φ = 22611731736.

The previous prime is 45421812421. The next prime is 45421812473.

It is a happy number.

45421812454 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49586674 + ... + 49587589.

It is an arithmetic number, because the mean of its divisors is an integer number (8553780270).

Almost surely, 2^45421812454 is an apocalyptic number.

45421812454 is a deficient number, since it is larger than the sum of its proper divisors (23008429706).

45421812454 is a wasteful number, since it uses less digits than its factorization.

45421812454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99174494.

The product of its digits is 204800, while the sum is 40.

The spelling of 45421812454 in words is "forty-five billion, four hundred twenty-one million, eight hundred twelve thousand, four hundred fifty-four".