4461993977 has 8 divisors (see below), whose sum is σ = 5099827392. Its totient is φ = 3824262000.

The previous prime is 4461993973. The next prime is 4461993983. The reversal of 4461993977 is 7793991644.

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 4461993977 - 2² = 4461993973 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4461993971) 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, 147227 + ... + 174927.

It is an arithmetic number, because the mean of its divisors is an integer number (637478424).

Almost surely, 2^4461993977 is an apocalyptic number.

It is an amenable number.

4461993977 is a deficient number, since it is larger than the sum of its proper divisors (637833415).

4461993977 is a wasteful number, since it uses less digits than its factorization.

4461993977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50719.

The product of its digits is 10287648, while the sum is 59.

The square root of 4461993977 is about 66798.1584850960. The cubic root of 4461993977 is about 1646.3025842270.

The spelling of 4461993977 in words is "four billion, four hundred sixty-one million, nine hundred ninety-three thousand, nine hundred seventy-seven".