145763234817 has 16 divisors (see below), whose sum is σ = 196468581120. Its totient is φ = 96117852672.

The previous prime is 145763234801. The next prime is 145763234843. The reversal of 145763234817 is 718432367541.

It is not a de Polignac number, because 145763234817 - 2⁴ = 145763234801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145763234817.

It is not an unprimeable number, because it can be changed into a prime (145763234417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359784 + ... + 648822.

It is an arithmetic number, because the mean of its divisors is an integer number (12279286320).

Almost surely, 2^145763234817 is an apocalyptic number.

It is an amenable number.

145763234817 is a deficient number, since it is larger than the sum of its proper divisors (50705346303).

145763234817 is a wasteful number, since it uses less digits than its factorization.

145763234817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290872.

The product of its digits is 3386880, while the sum is 51.

The spelling of 145763234817 in words is "one hundred forty-five billion, seven hundred sixty-three million, two hundred thirty-four thousand, eight hundred seventeen".