3778801087 has 2 divisors, whose sum is σ = 3778801088. Its totient is φ = 3778801086.

The previous prime is 3778801063. The next prime is 3778801097. The reversal of 3778801087 is 7801088773.

3778801087 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (7801088773) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3778801087 is a prime.

It is a super-2 number, since 2×3778801087² = 28558675310224763138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3778801087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3778801027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1889400543 + 1889400544.

It is an arithmetic number, because the mean of its divisors is an integer number (1889400544).

Almost surely, 2^3778801087 is an apocalyptic number.

3778801087 is a deficient number, since it is larger than the sum of its proper divisors (1).

3778801087 is an equidigital number, since it uses as much as digits as its factorization.

3778801087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 526848, while the sum is 49.

The square root of 3778801087 is about 61471.9536618123. The cubic root of 3778801087 is about 1557.5835213763.

The spelling of 3778801087 in words is "three billion, seven hundred seventy-eight million, eight hundred one thousand, eighty-seven".