3815449851522 has 8 divisors (see below), whose sum is σ = 7630899703056. Its totient is φ = 1271816617172.

The previous prime is 3815449851491. The next prime is 3815449851523. The reversal of 3815449851522 is 2251589445183.

It is a sphenic number, since it is the product of 3 distinct primes.

3815449851522 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3815449851523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317954154288 + ... + 317954154299.

It is an arithmetic number, because the mean of its divisors is an integer number (953862462882).

Almost surely, 2^{3815449851522} is an apocalyptic number.

3815449851522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3815449851522 is a wasteful number, since it uses less digits than its factorization.

3815449851522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635908308592.

The product of its digits is 13824000, while the sum is 57.

The spelling of 3815449851522 in words is "three trillion, eight hundred fifteen billion, four hundred forty-nine million, eight hundred fifty-one thousand, five hundred twenty-two".