145676615536237 has 2 divisors, whose sum is σ = 145676615536238. Its totient is φ = 145676615536236.

The previous prime is 145676615536121. The next prime is 145676615536253. The reversal of 145676615536237 is 732635516676541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132141140410756 + 13535475125481 = 11495266^2 + 3679059^2 .

It is an emirp because it is prime and its reverse (732635516676541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145676615536237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145676615536267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72838307768118 + 72838307768119.

It is an arithmetic number, because the mean of its divisors is an integer number (72838307768119).

Almost surely, 2^{145676615536237} is an apocalyptic number.

It is an amenable number.

145676615536237 is a deficient number, since it is larger than the sum of its proper divisors (1).

145676615536237 is an equidigital number, since it uses as much as digits as its factorization.

145676615536237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536000, while the sum is 67.

The spelling of 145676615536237 in words is "one hundred forty-five trillion, six hundred seventy-six billion, six hundred fifteen million, five hundred thirty-six thousand, two hundred thirty-seven".