45444727461 has 32 divisors (see below), whose sum is σ = 71255669760. Its totient is φ = 25222708224.

The previous prime is 45444727457. The next prime is 45444727463. The reversal of 45444727461 is 16472744454.

It is not a de Polignac number, because 45444727461 - 2² = 45444727457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45444727461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444727463) 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 in 31 ways as a sum of consecutive naturals, for example, 21061 + ... + 302213.

It is an arithmetic number, because the mean of its divisors is an integer number (2226739680).

Almost surely, 2^45444727461 is an apocalyptic number.

It is an amenable number.

45444727461 is a deficient number, since it is larger than the sum of its proper divisors (25810942299).

45444727461 is a wasteful number, since it uses less digits than its factorization.

45444727461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281385.

The product of its digits is 3010560, while the sum is 48.

The spelling of 45444727461 in words is "forty-five billion, four hundred forty-four million, seven hundred twenty-seven thousand, four hundred sixty-one".