145552056179 has 2 divisors, whose sum is σ = 145552056180. Its totient is φ = 145552056178.

The previous prime is 145552056161. The next prime is 145552056217. The reversal of 145552056179 is 971650255541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145552056179 is a prime.

It is not a weakly prime, because it can be changed into another prime (145552056379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72776028089 + 72776028090.

It is an arithmetic number, because the mean of its divisors is an integer number (72776028090).

Almost surely, 2^145552056179 is an apocalyptic number.

145552056179 is a deficient number, since it is larger than the sum of its proper divisors (1).

145552056179 is an equidigital number, since it uses as much as digits as its factorization.

145552056179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890000, while the sum is 50.

The spelling of 145552056179 in words is "one hundred forty-five billion, five hundred fifty-two million, fifty-six thousand, one hundred seventy-nine".