145517824738 has 32 divisors (see below), whose sum is σ = 257312365632. Its totient is φ = 60848011200.

The previous prime is 145517824729. The next prime is 145517824747. The reversal of 145517824738 is 837428715541.

It is an interprime number because it is at equal distance from previous prime (145517824729) and next prime (145517824747).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 784468 + ... + 952063.

It is an arithmetic number, because the mean of its divisors is an integer number (8041011426).

Almost surely, 2^145517824738 is an apocalyptic number.

145517824738 is a deficient number, since it is larger than the sum of its proper divisors (111794540894).

145517824738 is a wasteful number, since it uses less digits than its factorization.

145517824738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736850.

The product of its digits is 7526400, while the sum is 55.

The spelling of 145517824738 in words is "one hundred forty-five billion, five hundred seventeen million, eight hundred twenty-four thousand, seven hundred thirty-eight".