45278487254 has 96 divisors (see below), whose sum is σ = 92795347008. Its totient is φ = 16121952000.

The previous prime is 45278487223. The next prime is 45278487277.

45278487254 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 45278487254.

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 in 47 ways as a sum of consecutive naturals, for example, 2214044 + ... + 2234400.

It is an arithmetic number, because the mean of its divisors is an integer number (966618198).

Almost surely, 2^45278487254 is an apocalyptic number.

45278487254 is an abundant number, since it is smaller than the sum of its proper divisors (47516859754).

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

45278487254 is a wasteful number, since it uses less digits than its factorization.

45278487254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20502 (or 20491 counting only the distinct ones).

The product of its digits is 20070400, while the sum is 56.

The spelling of 45278487254 in words is "forty-five billion, two hundred seventy-eight million, four hundred eighty-seven thousand, two hundred fifty-four".