145307527760217 has 16 divisors (see below), whose sum is σ = 197027592120000. Its totient is φ = 95229581551104.

The previous prime is 145307527760137. The next prime is 145307527760273. The reversal of 145307527760217 is 712067725703541.

It is not a de Polignac number, because 145307527760217 - 2³⁰ = 145306454018393 is a prime.

It is a super-2 number, since 2×145307527760217² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145307527770217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149762709 + ... + 150729837.

It is an arithmetic number, because the mean of its divisors is an integer number (12314224507500).

Almost surely, 2^{145307527760217} is an apocalyptic number.

It is an amenable number.

145307527760217 is a deficient number, since it is larger than the sum of its proper divisors (51720064359783).

145307527760217 is an equidigital number, since it uses as much as digits as its factorization.

145307527760217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816040.

The product of its (nonzero) digits is 17287200, while the sum is 57.

The spelling of 145307527760217 in words is "one hundred forty-five trillion, three hundred seven billion, five hundred twenty-seven million, seven hundred sixty thousand, two hundred seventeen".