3777901800413 has 4 divisors (see below), whose sum is σ = 4068509631228. Its totient is φ = 3487293969600.

The previous prime is 3777901800367. The next prime is 3777901800451. The reversal of 3777901800413 is 3140081097773.

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 2217293727364 + 1560608073049 = 1489058^2 + 1249243^2 .

It is a cyclic number.

It is not a de Polignac number, because 3777901800413 - 2²⁸ = 3777633364957 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 (3777901830413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145303915388 + ... + 145303915413.

It is an arithmetic number, because the mean of its divisors is an integer number (1017127407807).

Almost surely, 2^{3777901800413} is an apocalyptic number.

It is an amenable number.

3777901800413 is a deficient number, since it is larger than the sum of its proper divisors (290607830815).

3777901800413 is a wasteful number, since it uses less digits than its factorization.

3777901800413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290607830814.

The product of its (nonzero) digits is 889056, while the sum is 50.

The spelling of 3777901800413 in words is "three trillion, seven hundred seventy-seven billion, nine hundred one million, eight hundred thousand, four hundred thirteen".