62698609249 has 2 divisors, whose sum is σ = 62698609250. Its totient is φ = 62698609248.

The previous prime is 62698609241. The next prime is 62698609327. The reversal of 62698609249 is 94290689626.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52655563024 + 10043046225 = 229468^2 + 100215^2 .

It is a cyclic number.

It is not a de Polignac number, because 62698609249 - 2³ = 62698609241 is a prime.

It is a super-2 number, since 2×62698609249² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (62698609241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31349304624 + 31349304625.

It is an arithmetic number, because the mean of its divisors is an integer number (31349304625).

Almost surely, 2^62698609249 is an apocalyptic number.

It is an amenable number.

62698609249 is a deficient number, since it is larger than the sum of its proper divisors (1).

62698609249 is an equidigital number, since it uses as much as digits as its factorization.

62698609249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20155392, while the sum is 61.

The spelling of 62698609249 in words is "sixty-two billion, six hundred ninety-eight million, six hundred nine thousand, two hundred forty-nine".