149816653663 has 2 divisors, whose sum is σ = 149816653664. Its totient is φ = 149816653662.

The previous prime is 149816653579. The next prime is 149816653681. The reversal of 149816653663 is 366356618941.

It is a strong prime.

It is an emirp because it is prime and its reverse (366356618941) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149816653663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149816653598 and 149816653607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149816657663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74908326831 + 74908326832.

It is an arithmetic number, because the mean of its divisors is an integer number (74908326832).

Almost surely, 2^149816653663 is an apocalyptic number.

149816653663 is a deficient number, since it is larger than the sum of its proper divisors (1).

149816653663 is an equidigital number, since it uses as much as digits as its factorization.

149816653663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 58.

The spelling of 149816653663 in words is "one hundred forty-nine billion, eight hundred sixteen million, six hundred fifty-three thousand, six hundred sixty-three".