464650447562557 has 2 divisors, whose sum is σ = 464650447562558. Its totient is φ = 464650447562556.

The previous prime is 464650447562537. The next prime is 464650447562563. The reversal of 464650447562557 is 755265744056464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240915534274116 + 223734913288441 = 15521454^2 + 14957771^2 .

It is a cyclic number.

It is not a de Polignac number, because 464650447562557 - 2⁷ = 464650447562429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464650447562527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232325223781278 + 232325223781279.

It is an arithmetic number, because the mean of its divisors is an integer number (232325223781279).

Almost surely, 2^{464650447562557} is an apocalyptic number.

It is an amenable number.

464650447562557 is a deficient number, since it is larger than the sum of its proper divisors (1).

464650447562557 is an equidigital number, since it uses as much as digits as its factorization.

464650447562557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880000, while the sum is 70.

The spelling of 464650447562557 in words is "four hundred sixty-four trillion, six hundred fifty billion, four hundred forty-seven million, five hundred sixty-two thousand, five hundred fifty-seven".