481827886388 has 48 divisors (see below), whose sum is σ = 881162770320. Its totient is φ = 230314905600.

The previous prime is 481827886373. The next prime is 481827886391. The reversal of 481827886388 is 883688728184.

It can be written as a sum of positive squares in 8 ways, for example, as 61252290064 + 420575596324 = 247492^2 + 648518^2 .

It is a super-2 number, since 2×481827886388² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6997568 + ... + 7066088.

It is an arithmetic number, because the mean of its divisors is an integer number (18357557715).

Almost surely, 2^481827886388 is an apocalyptic number.

It is an amenable number.

481827886388 is a deficient number, since it is larger than the sum of its proper divisors (399334883932).

481827886388 is a wasteful number, since it uses less digits than its factorization.

481827886388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69428 (or 69426 counting only the distinct ones).

The product of its digits is 264241152, while the sum is 71.

The spelling of 481827886388 in words is "four hundred eighty-one billion, eight hundred twenty-seven million, eight hundred eighty-six thousand, three hundred eighty-eight".