3800777401 has 2 divisors, whose sum is σ = 3800777402. Its totient is φ = 3800777400.

The previous prime is 3800777399. The next prime is 3800777411. The reversal of 3800777401 is 1047770083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3492810000 + 307967401 = 59100^2 + 17549^2 .

It is a cyclic number.

It is not a de Polignac number, because 3800777401 - 2¹ = 3800777399 is a prime.

Together with 3800777399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3800777411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1900388700 + 1900388701.

It is an arithmetic number, because the mean of its divisors is an integer number (1900388701).

Almost surely, 2^3800777401 is an apocalyptic number.

It is an amenable number.

3800777401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3800777401 is an equidigital number, since it uses as much as digits as its factorization.

3800777401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 3800777401 is about 61650.4452619768. The cubic root of 3800777401 is about 1560.5971581072.

The spelling of 3800777401 in words is "three billion, eight hundred million, seven hundred seventy-seven thousand, four hundred one".