4661494777 has 8 divisors (see below), whose sum is σ = 4737564800. Its totient is φ = 4585851504.

The previous prime is 4661494757. The next prime is 4661494781. The reversal of 4661494777 is 7774941664.

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 4661494777 - 2¹⁵ = 4661462009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4661494757) 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, 84627 + ... + 128392.

It is an arithmetic number, because the mean of its divisors is an integer number (592195600).

Almost surely, 2^4661494777 is an apocalyptic number.

It is an amenable number.

4661494777 is a deficient number, since it is larger than the sum of its proper divisors (76070023).

4661494777 is a wasteful number, since it uses less digits than its factorization.

4661494777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213375.

The product of its digits is 7112448, while the sum is 55.

The square root of 4661494777 is about 68275.1402561723. The cubic root of 4661494777 is about 1670.4817447951.

The spelling of 4661494777 in words is "four billion, six hundred sixty-one million, four hundred ninety-four thousand, seven hundred seventy-seven".