149460066797 has 2 divisors, whose sum is σ = 149460066798. Its totient is φ = 149460066796.

The previous prime is 149460066737. The next prime is 149460066799. The reversal of 149460066797 is 797660064941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88434269641 + 61025797156 = 297379^2 + 247034^2 .

It is an emirp because it is prime and its reverse (797660064941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149460066797 - 2²² = 149455872493 is a prime.

Together with 149460066799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149460066799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74730033398 + 74730033399.

It is an arithmetic number, because the mean of its divisors is an integer number (74730033399).

Almost surely, 2^149460066797 is an apocalyptic number.

It is an amenable number.

149460066797 is a deficient number, since it is larger than the sum of its proper divisors (1).

149460066797 is an equidigital number, since it uses as much as digits as its factorization.

149460066797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13716864, while the sum is 59.

The spelling of 149460066797 in words is "one hundred forty-nine billion, four hundred sixty million, sixty-six thousand, seven hundred ninety-seven".