945653356548 has 72 divisors (see below), whose sum is σ = 2516351947200. Its totient is φ = 298610784576.

The previous prime is 945653356517. The next prime is 945653356591. The reversal of 945653356548 is 845653356549.

It is a happy number.

945653356548 is a `hidden beast` number, since 9 + 4 + 5 + 6 + 5 + 33 + 56 + 548 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19667665 + ... + 19715687.

It is an arithmetic number, because the mean of its divisors is an integer number (34949332600).

Almost surely, 2^945653356548 is an apocalyptic number.

It is an amenable number.

945653356548 is an abundant number, since it is smaller than the sum of its proper divisors (1570698590652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

945653356548 is a wasteful number, since it uses less digits than its factorization.

945653356548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76841 (or 76836 counting only the distinct ones).

The product of its digits is 233280000, while the sum is 63.

Subtracting from 945653356548 its reverse (845653356549), we obtain a palindrome (99999999999).

The spelling of 945653356548 in words is "nine hundred forty-five billion, six hundred fifty-three million, three hundred fifty-six thousand, five hundred forty-eight".