137770869601 has 2 divisors, whose sum is σ = 137770869602. Its totient is φ = 137770869600.

The previous prime is 137770869563. The next prime is 137770869623. The reversal of 137770869601 is 106968077731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84881909025 + 52888960576 = 291345^2 + 229976^2 .

It is a cyclic number.

It is not a de Polignac number, because 137770869601 - 2¹³ = 137770861409 is a prime.

It is not a weakly prime, because it can be changed into another prime (137770869671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68885434800 + 68885434801.

It is an arithmetic number, because the mean of its divisors is an integer number (68885434801).

Almost surely, 2^137770869601 is an apocalyptic number.

It is an amenable number.

137770869601 is a deficient number, since it is larger than the sum of its proper divisors (1).

137770869601 is an equidigital number, since it uses as much as digits as its factorization.

137770869601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 137770869601 in words is "one hundred thirty-seven billion, seven hundred seventy million, eight hundred sixty-nine thousand, six hundred one".