1522421214064 has 20 divisors (see below), whose sum is σ = 3044842429120. Its totient is φ = 736655425920.

The previous prime is 1522421214043. The next prime is 1522421214073. The reversal of 1522421214064 is 4604121242251.

1522421214064 is an admirable number.

It is a super-2 number, since 2×1522421214064² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 1534698309 + ... + 1534699300.

It is an arithmetic number, because the mean of its divisors is an integer number (152242121456).

Almost surely, 2^{1522421214064} is an apocalyptic number.

It is an amenable number.

1522421214064 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.

1522421214064 is a wasteful number, since it uses less digits than its factorization.

1522421214064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069397648 (or 3069397642 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The spelling of 1522421214064 in words is "one trillion, five hundred twenty-two billion, four hundred twenty-one million, two hundred fourteen thousand, sixty-four".