45513631554 has 16 divisors (see below), whose sum is σ = 91911024192. Its totient is φ = 15023917008.

The previous prime is 45513631519. The next prime is 45513631573.

It is a happy number.

45513631554 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36822709 + ... + 36823944.

It is an arithmetic number, because the mean of its divisors is an integer number (5744439012).

Almost surely, 2^45513631554 is an apocalyptic number.

45513631554 is an abundant number, since it is smaller than the sum of its proper divisors (46397392638).

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

45513631554 is a wasteful number, since it uses less digits than its factorization.

45513631554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73646761.

The product of its digits is 540000, while the sum is 42.

The spelling of 45513631554 in words is "forty-five billion, five hundred thirteen million, six hundred thirty-one thousand, five hundred fifty-four".