4003778144811 has 16 divisors (see below), whose sum is σ = 5372989074944. Its totient is φ = 2651880220704.

The previous prime is 4003778144797. The next prime is 4003778144813. The reversal of 4003778144811 is 1184418773004.

It is not a de Polignac number, because 4003778144811 - 2²¹ = 4003776047659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4003778144813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3663390 + ... + 4629036.

It is an arithmetic number, because the mean of its divisors is an integer number (335811817184).

Almost surely, 2^{4003778144811} is an apocalyptic number.

4003778144811 is a deficient number, since it is larger than the sum of its proper divisors (1369210930133).

4003778144811 is a wasteful number, since it uses less digits than its factorization.

4003778144811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974610.

The product of its (nonzero) digits is 602112, while the sum is 48.

The spelling of 4003778144811 in words is "four trillion, three billion, seven hundred seventy-eight million, one hundred forty-four thousand, eight hundred eleven".