4945464977 has 4 divisors (see below), whose sum is σ = 5066086116. Its totient is φ = 4824843840.

The previous prime is 4945464941. The next prime is 4945464983. The reversal of 4945464977 is 7794645494.

It is a Cunningham number, because it is equal to 70324²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7794645494 = 2 ⋅3897322747.

It can be written as a sum of positive squares in 2 ways, for example, as 238270096 + 4707194881 = 15436^2 + 68609^2 .

It is a cyclic number.

It is not a de Polignac number, because 4945464977 - 2⁸ = 4945464721 is a prime.

It is a super-2 number, since 2×4945464977² = 48915247677467221058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4945463977) 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, 60310508 + ... + 60310589.

It is an arithmetic number, because the mean of its divisors is an integer number (1266521529).

Almost surely, 2^4945464977 is an apocalyptic number.

It is an amenable number.

4945464977 is a deficient number, since it is larger than the sum of its proper divisors (120621139).

4945464977 is a wasteful number, since it uses less digits than its factorization.

4945464977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120621138.

The product of its digits is 30481920, while the sum is 59.

The square root of 4945464977 is about 70324.0000071099. Note that the first 5 decimals coincide. The cubic root of 4945464977 is about 1703.7363009370.

The spelling of 4945464977 in words is "four billion, nine hundred forty-five million, four hundred sixty-four thousand, nine hundred seventy-seven".