145352514545 has 16 divisors (see below), whose sum is σ = 201742289280. Its totient is φ = 98469446784.

The previous prime is 145352514511. The next prime is 145352514611. The reversal of 145352514545 is 545415253541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 145352514545 - 2⁶ = 145352514481 is a prime.

It is a super-2 number, since 2×145352514545² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145352514496 and 145352514505.

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, 25014740 + ... + 25020549.

It is an arithmetic number, because the mean of its divisors is an integer number (12608893080).

Almost surely, 2^145352514545 is an apocalyptic number.

It is an amenable number.

145352514545 is a deficient number, since it is larger than the sum of its proper divisors (56389774735).

145352514545 is an equidigital number, since it uses as much as digits as its factorization.

145352514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50035384.

The product of its digits is 1200000, while the sum is 44.

The spelling of 145352514545 in words is "one hundred forty-five billion, three hundred fifty-two million, five hundred fourteen thousand, five hundred forty-five".