3758081377 has 4 divisors (see below), whose sum is σ = 3887670420. Its totient is φ = 3628492336.

The previous prime is 3758081359. The next prime is 3758081401. The reversal of 3758081377 is 7731808573.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 585688401 + 3172392976 = 24201^2 + 56324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3758081377 is a prime.

It is a super-2 number, since 2×3758081377² = 28246351272308432258, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3758081377.

It is not an unprimeable number, because it can be changed into a prime (3758081357) 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, 64794478 + ... + 64794535.

It is an arithmetic number, because the mean of its divisors is an integer number (971917605).

Almost surely, 2^3758081377 is an apocalyptic number.

It is an amenable number.

3758081377 is a deficient number, since it is larger than the sum of its proper divisors (129589043).

3758081377 is a wasteful number, since it uses less digits than its factorization.

3758081377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129589042.

The product of its (nonzero) digits is 987840, while the sum is 49.

The square root of 3758081377 is about 61303.1922252015. The cubic root of 3758081377 is about 1554.7314841202.

The spelling of 3758081377 in words is "three billion, seven hundred fifty-eight million, eighty-one thousand, three hundred seventy-seven".