145315335436522 has 16 divisors (see below), whose sum is σ = 222004274298912. Its totient is φ = 71325062181360.

The previous prime is 145315335436507. The next prime is 145315335436559. The reversal of 145315335436522 is 225634533513541.

It is a super-2 number, since 2×145315335436522² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145315335436522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2787851604 + ... + 2787903727.

It is an arithmetic number, because the mean of its divisors is an integer number (13875267143682).

Almost surely, 2^{145315335436522} is an apocalyptic number.

145315335436522 is a deficient number, since it is larger than the sum of its proper divisors (76688938862390).

145315335436522 is a wasteful number, since it uses less digits than its factorization.

145315335436522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5575755573.

The product of its digits is 19440000, while the sum is 52.

The spelling of 145315335436522 in words is "one hundred forty-five trillion, three hundred fifteen billion, three hundred thirty-five million, four hundred thirty-six thousand, five hundred twenty-two".