45471896447 has 2 divisors, whose sum is σ = 45471896448. Its totient is φ = 45471896446.

The previous prime is 45471896423. The next prime is 45471896489. The reversal of 45471896447 is 74469817454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45471896447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45471896347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22735948223 + 22735948224.

It is an arithmetic number, because the mean of its divisors is an integer number (22735948224).

Almost surely, 2^45471896447 is an apocalyptic number.

45471896447 is a deficient number, since it is larger than the sum of its proper divisors (1).

45471896447 is an equidigital number, since it uses as much as digits as its factorization.

45471896447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27095040, while the sum is 59.

The spelling of 45471896447 in words is "forty-five billion, four hundred seventy-one million, eight hundred ninety-six thousand, four hundred forty-seven".