145263520508 has 12 divisors (see below), whose sum is σ = 254344478472. Its totient is φ = 72593669520.

The previous prime is 145263520483. The next prime is 145263520559. The reversal of 145263520508 is 805025362541.

145263520508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145263520508² (a number of 23 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, 9514103 + ... + 9529358.

It is an arithmetic number, because the mean of its divisors is an integer number (21195373206).

Almost surely, 2^145263520508 is an apocalyptic number.

It is an amenable number.

145263520508 is a deficient number, since it is larger than the sum of its proper divisors (109080957964).

145263520508 is a wasteful number, since it uses less digits than its factorization.

145263520508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19045372 (or 19045370 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 145263520508 in words is "one hundred forty-five billion, two hundred sixty-three million, five hundred twenty thousand, five hundred eight".