62812044409 has 2 divisors, whose sum is σ = 62812044410. Its totient is φ = 62812044408.

The previous prime is 62812044401. The next prime is 62812044433. The reversal of 62812044409 is 90444021826.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54531590400 + 8280454009 = 233520^2 + 90997^2 .

It is a cyclic number.

It is not a de Polignac number, because 62812044409 - 2³ = 62812044401 is a prime.

It is not a weakly prime, because it can be changed into another prime (62812044401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31406022204 + 31406022205.

It is an arithmetic number, because the mean of its divisors is an integer number (31406022205).

Almost surely, 2^62812044409 is an apocalyptic number.

It is an amenable number.

62812044409 is a deficient number, since it is larger than the sum of its proper divisors (1).

62812044409 is an equidigital number, since it uses as much as digits as its factorization.

62812044409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 62812044409 in words is "sixty-two billion, eight hundred twelve million, forty-four thousand, four hundred nine".