4353678457 has 4 divisors (see below), whose sum is σ = 4363596160. Its totient is φ = 4343760756.

The previous prime is 4353678443. The next prime is 4353678467. The reversal of 4353678457 is 7548763534.

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 a de Polignac number, because none of the positive numbers 2^k-4353678457 is a prime.

It is a super-2 number, since 2×4353678457² = 37909032213891801698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4353678467) 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, 4958193 + ... + 4959070.

It is an arithmetic number, because the mean of its divisors is an integer number (1090899040).

Almost surely, 2^4353678457 is an apocalyptic number.

It is an amenable number.

4353678457 is a deficient number, since it is larger than the sum of its proper divisors (9917703).

4353678457 is an equidigital number, since it uses as much as digits as its factorization.

4353678457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917702.

The product of its digits is 8467200, while the sum is 52.

The square root of 4353678457 is about 65982.4102090853. The cubic root of 4353678457 is about 1632.8719060252.

The spelling of 4353678457 in words is "four billion, three hundred fifty-three million, six hundred seventy-eight thousand, four hundred fifty-seven".