3873766121252 has 12 divisors (see below), whose sum is σ = 6781521384540. Its totient is φ = 1936188582816.

The previous prime is 3873766121249. The next prime is 3873766121263. The reversal of 3873766121252 is 2521216673783.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3315807916096 + 557958205156 = 1820936^2 + 746966^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3873766121194 and 3873766121203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173606903 + ... + 173629214.

It is an arithmetic number, because the mean of its divisors is an integer number (565126782045).

Almost surely, 2^{3873766121252} is an apocalyptic number.

It is an amenable number.

3873766121252 is a deficient number, since it is larger than the sum of its proper divisors (2907755263288).

3873766121252 is a wasteful number, since it uses less digits than its factorization.

3873766121252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347238910 (or 347238908 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 53.

The spelling of 3873766121252 in words is "three trillion, eight hundred seventy-three billion, seven hundred sixty-six million, one hundred twenty-one thousand, two hundred fifty-two".