62406640313 has 2 divisors, whose sum is σ = 62406640314. Its totient is φ = 62406640312.

The previous prime is 62406640291. The next prime is 62406640327. The reversal of 62406640313 is 31304660426.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47492613184 + 14914027129 = 217928^2 + 122123^2 .

It is a cyclic number.

It is not a de Polignac number, because 62406640313 - 2⁶ = 62406640249 is a prime.

It is not a weakly prime, because it can be changed into another prime (62406640213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31203320156 + 31203320157.

It is an arithmetic number, because the mean of its divisors is an integer number (31203320157).

Almost surely, 2^62406640313 is an apocalyptic number.

It is an amenable number.

62406640313 is a deficient number, since it is larger than the sum of its proper divisors (1).

62406640313 is an equidigital number, since it uses as much as digits as its factorization.

62406640313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 62406640313 in words is "sixty-two billion, four hundred six million, six hundred forty thousand, three hundred thirteen".