145075506514167 has 16 divisors (see below), whose sum is σ = 194151335915520. Its totient is φ = 96358353775200.

The previous prime is 145075506514163. The next prime is 145075506514231. The reversal of 145075506514167 is 761415605570541.

It is not a de Polignac number, because 145075506514167 - 2² = 145075506514163 is a prime.

It is a super-2 number, since 2×145075506514167² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145075506514163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43649434 + ... + 46855352.

It is an arithmetic number, because the mean of its divisors is an integer number (12134458494720).

Almost surely, 2^{145075506514167} is an apocalyptic number.

145075506514167 is a deficient number, since it is larger than the sum of its proper divisors (49075829401353).

145075506514167 is a wasteful number, since it uses less digits than its factorization.

145075506514167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261854.

The product of its (nonzero) digits is 17640000, while the sum is 57.

The spelling of 145075506514167 in words is "one hundred forty-five trillion, seventy-five billion, five hundred six million, five hundred fourteen thousand, one hundred sixty-seven".