62639648441 has 2 divisors, whose sum is σ = 62639648442. Its totient is φ = 62639648440.

The previous prime is 62639648359. The next prime is 62639648483. The reversal of 62639648441 is 14484693626.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61444494400 + 1195154041 = 247880^2 + 34571^2 .

It is a cyclic number.

It is not a de Polignac number, because 62639648441 - 2²² = 62635454137 is a prime.

It is not a weakly prime, because it can be changed into another prime (62639648041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31319824220 + 31319824221.

It is an arithmetic number, because the mean of its divisors is an integer number (31319824221).

Almost surely, 2^62639648441 is an apocalyptic number.

It is an amenable number.

62639648441 is a deficient number, since it is larger than the sum of its proper divisors (1).

62639648441 is an equidigital number, since it uses as much as digits as its factorization.

62639648441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5971968, while the sum is 53.

The spelling of 62639648441 in words is "sixty-two billion, six hundred thirty-nine million, six hundred forty-eight thousand, four hundred forty-one".