45074472547 has 8 divisors (see below), whose sum is σ = 48544824944. Its totient is φ = 41604560928.

The previous prime is 45074472473. The next prime is 45074472563. The reversal of 45074472547 is 74527447054.

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

It is a cyclic number.

It is not a de Polignac number, because 45074472547 - 2⁷ = 45074472419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45074472547.

It is not an unprimeable number, because it can be changed into a prime (45074472577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120028 + ... + 323350.

It is an arithmetic number, because the mean of its divisors is an integer number (6068103118).

Almost surely, 2^45074472547 is an apocalyptic number.

45074472547 is a deficient number, since it is larger than the sum of its proper divisors (3470352397).

45074472547 is a wasteful number, since it uses less digits than its factorization.

45074472547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220389.

The product of its (nonzero) digits is 4390400, while the sum is 49.

The spelling of 45074472547 in words is "forty-five billion, seventy-four million, four hundred seventy-two thousand, five hundred forty-seven".