3814157705 has 4 divisors (see below), whose sum is σ = 4576989252. Its totient is φ = 3051326160.

The previous prime is 3814157657. The next prime is 3814157761. The reversal of 3814157705 is 5077514183.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5077514183 = 7 ⋅725359169.

It can be written as a sum of positive squares in 2 ways, for example, as 2649778576 + 1164379129 = 51476^2 + 34123^2 .

It is not a de Polignac number, because 3814157705 - 2⁸ = 3814157449 is a prime.

It is a super-2 number, since 2×3814157705² = 29095597997221734050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381415766 + ... + 381415775.

It is an arithmetic number, because the mean of its divisors is an integer number (1144247313).

Almost surely, 2^3814157705 is an apocalyptic number.

It is an amenable number.

3814157705 is a deficient number, since it is larger than the sum of its proper divisors (762831547).

3814157705 is an equidigital number, since it uses as much as digits as its factorization.

3814157705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762831546.

The product of its (nonzero) digits is 117600, while the sum is 41.

The square root of 3814157705 is about 61758.8674199908. The cubic root of 3814157705 is about 1562.4263285158.

The spelling of 3814157705 in words is "three billion, eight hundred fourteen million, one hundred fifty-seven thousand, seven hundred five".