5777642981 has 8 divisors (see below), whose sum is σ = 6473231904. Its totient is φ = 5110445520.

The previous prime is 5777642947. The next prime is 5777643007. The reversal of 5777642981 is 1892467775.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5777642981 is a prime.

It is a super-2 number, since 2×5777642981² = 66762316831797132722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5777644981) 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, 7097435 + ... + 7098248.

It is an arithmetic number, because the mean of its divisors is an integer number (809153988).

Almost surely, 2^5777642981 is an apocalyptic number.

It is an amenable number.

5777642981 is a deficient number, since it is larger than the sum of its proper divisors (695588923).

5777642981 is a wasteful number, since it uses less digits than its factorization.

5777642981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14195731.

The product of its digits is 5927040, while the sum is 56.

The square root of 5777642981 is about 76010.8083169756. The cubic root of 5777642981 is about 1794.3902493107.

The spelling of 5777642981 in words is "five billion, seven hundred seventy-seven million, six hundred forty-two thousand, nine hundred eighty-one".