45547436546 has 4 divisors (see below), whose sum is σ = 68321154822. Its totient is φ = 22773718272.

The previous prime is 45547436537. The next prime is 45547436549. The reversal of 45547436546 is 64563474554.

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

It can be written as a sum of positive squares in only one way, i.e., 41503875625 + 4043560921 = 203725^2 + 63589^2 .

It is not an unprimeable number, because it can be changed into a prime (45547436549) by changing a digit.

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 as a sum of consecutive naturals, namely, 11386859135 + ... + 11386859138.

Almost surely, 2^45547436546 is an apocalyptic number.

45547436546 is a deficient number, since it is larger than the sum of its proper divisors (22773718276).

45547436546 is a wasteful number, since it uses less digits than its factorization.

45547436546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22773718275.

The product of its digits is 24192000, while the sum is 53.

The spelling of 45547436546 in words is "forty-five billion, five hundred forty-seven million, four hundred thirty-six thousand, five hundred forty-six".