145346043515 has 32 divisors (see below), whose sum is σ = 181790481600. Its totient is φ = 111423029760.

The previous prime is 145346043503. The next prime is 145346043547. The reversal of 145346043515 is 515340643541.

It is not a de Polignac number, because 145346043515 - 2²⁸ = 145077608059 is a prime.

It is a super-2 number, since 2×145346043515² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13720841 + ... + 13731429.

It is an arithmetic number, because the mean of its divisors is an integer number (5680952550).

Almost surely, 2^145346043515 is an apocalyptic number.

145346043515 is a deficient number, since it is larger than the sum of its proper divisors (36444438085).

145346043515 is a wasteful number, since it uses less digits than its factorization.

145346043515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11327.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 145346043515 in words is "one hundred forty-five billion, three hundred forty-six million, forty-three thousand, five hundred fifteen".