4781771874 has 64 divisors (see below), whose sum is σ = 11618640000. Its totient is φ = 1445713920.

The previous prime is 4781771867. The next prime is 4781771881.

4781771874 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (4781771867) and next prime (4781771881).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4781771874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257742 + ... + 275670.

It is an arithmetic number, because the mean of its divisors is an integer number (181541250).

Almost surely, 2^4781771874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4781771874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5809320000).

4781771874 is an abundant number, since it is smaller than the sum of its proper divisors (6836868126).

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

4781771874 is a wasteful number, since it uses less digits than its factorization.

4781771874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18400 (or 18394 counting only the distinct ones).

The product of its digits is 2458624, while the sum is 54.

The square root of 4781771874 is about 69150.3570055860. The cubic root of 4781771874 is about 1684.7273168030.

The spelling of 4781771874 in words is "four billion, seven hundred eighty-one million, seven hundred seventy-one thousand, eight hundred seventy-four".