146640111252207 has 16 divisors (see below), whose sum is σ = 197723919939840. Its totient is φ = 96658265211200.

The previous prime is 146640111252139. The next prime is 146640111252253. The reversal of 146640111252207 is 702252111046641.

It is a cyclic number.

It is not a de Polignac number, because 146640111252207 - 2¹⁴ = 146640111235823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146640111252907) 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, 1946769 + ... + 17235722.

It is an arithmetic number, because the mean of its divisors is an integer number (12357744996240).

Almost surely, 2^{146640111252207} is an apocalyptic number.

146640111252207 is a deficient number, since it is larger than the sum of its proper divisors (51083808687633).

146640111252207 is a wasteful number, since it uses less digits than its factorization.

146640111252207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19211214.

The product of its (nonzero) digits is 161280, while the sum is 42.

Adding to 146640111252207 its reverse (702252111046641), we get a palindrome (848892222298848).

The spelling of 146640111252207 in words is "one hundred forty-six trillion, six hundred forty billion, one hundred eleven million, two hundred fifty-two thousand, two hundred seven".