4081772771804 has 48 divisors (see below), whose sum is σ = 8791697875968. Its totient is φ = 1614732850368.

The previous prime is 4081772771801. The next prime is 4081772771807.

It is a happy number.

4081772771804 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (4081772771801) and next prime (4081772771807).

It is a self number, because there is not a number n which added to its sum of digits gives 4081772771804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081772771801) 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, 23276717 + ... + 23451419.

It is an arithmetic number, because the mean of its divisors is an integer number (183160372416).

Almost surely, 2^{4081772771804} is an apocalyptic number.

It is an amenable number.

4081772771804 is an abundant number, since it is smaller than the sum of its proper divisors (4709925104164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4081772771804 is a wasteful number, since it uses less digits than its factorization.

4081772771804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238914 (or 238912 counting only the distinct ones).

The product of its (nonzero) digits is 4917248, while the sum is 56.

The spelling of 4081772771804 in words is "four trillion, eighty-one billion, seven hundred seventy-two million, seven hundred seventy-one thousand, eight hundred four".