146180964257 has 4 divisors (see below), whose sum is σ = 146203298736. Its totient is φ = 146158629780.

The previous prime is 146180964247. The next prime is 146180964263. The reversal of 146180964257 is 752469081641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 146180964257 - 2¹² = 146180960161 is a prime.

It is a super-2 number, since 2×146180964257² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146180964199 and 146180964208.

It is not an unprimeable number, because it can be changed into a prime (146180964217) 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, 11157419 + ... + 11170512.

It is an arithmetic number, because the mean of its divisors is an integer number (36550824684).

Almost surely, 2^146180964257 is an apocalyptic number.

It is an amenable number.

146180964257 is a deficient number, since it is larger than the sum of its proper divisors (22334479).

146180964257 is an equidigital number, since it uses as much as digits as its factorization.

146180964257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22334478.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 146180964257 in words is "one hundred forty-six billion, one hundred eighty million, nine hundred sixty-four thousand, two hundred fifty-seven".