146812388617 has 2 divisors, whose sum is σ = 146812388618. Its totient is φ = 146812388616.

The previous prime is 146812388573. The next prime is 146812388623. The reversal of 146812388617 is 716883218641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136394307856 + 10418080761 = 369316^2 + 102069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146812388617 is a prime.

It is a super-3 number, since 3×146812388617³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (146812388677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73406194308 + 73406194309.

It is an arithmetic number, because the mean of its divisors is an integer number (73406194309).

Almost surely, 2^146812388617 is an apocalyptic number.

It is an amenable number.

146812388617 is a deficient number, since it is larger than the sum of its proper divisors (1).

146812388617 is an equidigital number, since it uses as much as digits as its factorization.

146812388617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3096576, while the sum is 55.

The spelling of 146812388617 in words is "one hundred forty-six billion, eight hundred twelve million, three hundred eighty-eight thousand, six hundred seventeen".