64002612137 has 2 divisors, whose sum is σ = 64002612138. Its totient is φ = 64002612136.

The previous prime is 64002612109. The next prime is 64002612199. The reversal of 64002612137 is 73121620046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42229839001 + 21772773136 = 205499^2 + 147556^2 .

It is a cyclic number.

It is not a de Polignac number, because 64002612137 - 2¹² = 64002608041 is a prime.

It is not a weakly prime, because it can be changed into another prime (64002615137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32001306068 + 32001306069.

It is an arithmetic number, because the mean of its divisors is an integer number (32001306069).

Almost surely, 2^64002612137 is an apocalyptic number.

It is an amenable number.

64002612137 is a deficient number, since it is larger than the sum of its proper divisors (1).

64002612137 is an equidigital number, since it uses as much as digits as its factorization.

64002612137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 64002612137 in words is "sixty-four billion, two million, six hundred twelve thousand, one hundred thirty-seven".