183953132645 has 16 divisors (see below), whose sum is σ = 222959786112. Its totient is φ = 145685553600.

The previous prime is 183953132591. The next prime is 183953132669. The reversal of 183953132645 is 546231359381.

It is a happy number.

It is not a de Polignac number, because 183953132645 - 2³⁰ = 182879390821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 183953132593 and 183953132602.

It is a congruent number.

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, 4485704 + ... + 4526526.

It is an arithmetic number, because the mean of its divisors is an integer number (13934986632).

Almost surely, 2^183953132645 is an apocalyptic number.

It is an amenable number.

183953132645 is a deficient number, since it is larger than the sum of its proper divisors (39006653467).

183953132645 is a wasteful number, since it uses less digits than its factorization.

183953132645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49852.

The product of its digits is 2332800, while the sum is 50.

The spelling of 183953132645 in words is "one hundred eighty-three billion, nine hundred fifty-three million, one hundred thirty-two thousand, six hundred forty-five".