5377661771 has 4 divisors (see below), whose sum is σ = 5379196944. Its totient is φ = 5376126600.

The previous prime is 5377661767. The next prime is 5377661797. The reversal of 5377661771 is 1771667735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1771667735 = 5 ⋅354333547.

It is a cyclic number.

It is not a de Polignac number, because 5377661771 - 2² = 5377661767 is a prime.

It is a super-2 number, since 2×5377661771² = 57838492246549712882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5377661741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 762320 + ... + 769341.

It is an arithmetic number, because the mean of its divisors is an integer number (1344799236).

Almost surely, 2^5377661771 is an apocalyptic number.

5377661771 is a deficient number, since it is larger than the sum of its proper divisors (1535173).

5377661771 is a wasteful number, since it uses less digits than its factorization.

5377661771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535172.

The product of its digits is 1296540, while the sum is 50.

The square root of 5377661771 is about 73332.5423737647. The cubic root of 5377661771 is about 1751.9881373082.

The spelling of 5377661771 in words is "five billion, three hundred seventy-seven million, six hundred sixty-one thousand, seven hundred seventy-one".