146724063613 has 4 divisors (see below), whose sum is σ = 147012323580. Its totient is φ = 146435803648.

The previous prime is 146724063587. The next prime is 146724063623. The reversal of 146724063613 is 316360427641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 107969416569 + 38754647044 = 328587^2 + 196862^2 .

It is a cyclic number.

It is not a de Polignac number, because 146724063613 - 2⁵ = 146724063581 is a prime.

It is a super-2 number, since 2×146724063613² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146724063613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146724063623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144129220 + ... + 144130237.

It is an arithmetic number, because the mean of its divisors is an integer number (36753080895).

Almost surely, 2^146724063613 is an apocalyptic number.

It is an amenable number.

146724063613 is a deficient number, since it is larger than the sum of its proper divisors (288259967).

146724063613 is an equidigital number, since it uses as much as digits as its factorization.

146724063613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288259966.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 146724063613 in words is "one hundred forty-six billion, seven hundred twenty-four million, sixty-three thousand, six hundred thirteen".