473227120887649 has 2 divisors, whose sum is σ = 473227120887650. Its totient is φ = 473227120887648.

The previous prime is 473227120887641. The next prime is 473227120887683. The reversal of 473227120887649 is 946788021722374.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347864724881424 + 125362396006225 = 18651132^2 + 11196535^2 .

It is a cyclic number.

It is not a de Polignac number, because 473227120887649 - 2³ = 473227120887641 is a prime.

It is a super-2 number, since 2×473227120887649² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (473227120887641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236613560443824 + 236613560443825.

It is an arithmetic number, because the mean of its divisors is an integer number (236613560443825).

Almost surely, 2^{473227120887649} is an apocalyptic number.

It is an amenable number.

473227120887649 is a deficient number, since it is larger than the sum of its proper divisors (1).

473227120887649 is an equidigital number, since it uses as much as digits as its factorization.

473227120887649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 455196672, while the sum is 70.

The spelling of 473227120887649 in words is "four hundred seventy-three trillion, two hundred twenty-seven billion, one hundred twenty million, eight hundred eighty-seven thousand, six hundred forty-nine".