4678537261 has 8 divisors (see below), whose sum is σ = 4872662784. Its totient is φ = 4487973840.

The previous prime is 4678537243. The next prime is 4678537291. The reversal of 4678537261 is 1627358764.

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 4678537261 - 2⁹ = 4678536749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4678537291) 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, 887845 + ... + 893098.

It is an arithmetic number, because the mean of its divisors is an integer number (609082848).

Almost surely, 2^4678537261 is an apocalyptic number.

It is an amenable number.

4678537261 is a deficient number, since it is larger than the sum of its proper divisors (194125523).

4678537261 is a wasteful number, since it uses less digits than its factorization.

4678537261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781051.

The product of its digits is 1693440, while the sum is 49.

The square root of 4678537261 is about 68399.8337790378. The cubic root of 4678537261 is about 1672.5150363701.

The spelling of 4678537261 in words is "four billion, six hundred seventy-eight million, five hundred thirty-seven thousand, two hundred sixty-one".