3778262461 has 24 divisors (see below), whose sum is σ = 4312310400. Its totient is φ = 3296923776.

The previous prime is 3778262447. The next prime is 3778262479. The reversal of 3778262461 is 1642628773.

3778262461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3778262461 - 2¹⁷ = 3778131389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3778262401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281890 + ... + 294988.

It is an arithmetic number, because the mean of its divisors is an integer number (179679600).

Almost surely, 2^3778262461 is an apocalyptic number.

It is an amenable number.

3778262461 is a deficient number, since it is larger than the sum of its proper divisors (534047939).

3778262461 is a wasteful number, since it uses less digits than its factorization.

3778262461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13201 (or 13182 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 3778262461 is about 61467.5724345772. The cubic root of 3778262461 is about 1557.5095124665.

The spelling of 3778262461 in words is "three billion, seven hundred seventy-eight million, two hundred sixty-two thousand, four hundred sixty-one".