4377191057 has 8 divisors (see below), whose sum is σ = 4541842536. Its totient is φ = 4214979072.

The previous prime is 4377191053. The next prime is 4377191069. The reversal of 4377191057 is 7501917734.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2443918096 + 1933272961 = 49436^2 + 43969^2 .

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 4377191057 - 2² = 4377191053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4377190999 and 4377191017.

It is not an unprimeable number, because it can be changed into a prime (4377191053) 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 7 ways as a sum of consecutive naturals, for example, 606218 + ... + 613395.

It is an arithmetic number, because the mean of its divisors is an integer number (567730317).

Almost surely, 2^4377191057 is an apocalyptic number.

It is an amenable number.

4377191057 is a deficient number, since it is larger than the sum of its proper divisors (164651479).

4377191057 is a wasteful number, since it uses less digits than its factorization.

4377191057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219747.

The product of its (nonzero) digits is 185220, while the sum is 44.

The square root of 4377191057 is about 66160.3435374999. The cubic root of 4377191057 is about 1635.8061416319.

The spelling of 4377191057 in words is "four billion, three hundred seventy-seven million, one hundred ninety-one thousand, fifty-seven".