45445153571 has 2 divisors, whose sum is σ = 45445153572. Its totient is φ = 45445153570.

The previous prime is 45445153547. The next prime is 45445153597. The reversal of 45445153571 is 17535154454.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45445153571 is a prime.

It is not a weakly prime, because it can be changed into another prime (45445153771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22722576785 + 22722576786.

It is an arithmetic number, because the mean of its divisors is an integer number (22722576786).

Almost surely, 2^45445153571 is an apocalyptic number.

45445153571 is a deficient number, since it is larger than the sum of its proper divisors (1).

45445153571 is an equidigital number, since it uses as much as digits as its factorization.

45445153571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 840000, while the sum is 44.

The spelling of 45445153571 in words is "forty-five billion, four hundred forty-five million, one hundred fifty-three thousand, five hundred seventy-one".