4350780641 has 8 divisors (see below), whose sum is σ = 4719068424. Its totient is φ = 3994977280.

The previous prime is 4350780631. The next prime is 4350780661. The reversal of 4350780641 is 1460870534.

It can be written as a sum of positive squares in 4 ways, for example, as 292581025 + 4058199616 = 17105^2 + 63704^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4350780641 - 2¹⁰ = 4350779617 is a prime.

It is a super-2 number, since 2×4350780641² = 37858584372200741762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4350780595 and 4350780604.

It is not an unprimeable number, because it can be changed into a prime (4350780631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3120380 + ... + 3121773.

It is an arithmetic number, because the mean of its divisors is an integer number (589883553).

Almost surely, 2^4350780641 is an apocalyptic number.

4350780641 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4350780641 is a deficient number, since it is larger than the sum of its proper divisors (368287783).

4350780641 is a wasteful number, since it uses less digits than its factorization.

4350780641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6242211.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 4350780641 is about 65960.4475500280. The cubic root of 4350780641 is about 1632.5095448178.

The spelling of 4350780641 in words is "four billion, three hundred fifty million, seven hundred eighty thousand, six hundred forty-one".