56653261332 has 24 divisors (see below), whose sum is σ = 132195038976. Its totient is φ = 18883835328.

The previous prime is 56653261331. The next prime is 56653261339. The reversal of 56653261332 is 23316235665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56653261331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527773 + ... + 625979.

It is an arithmetic number, because the mean of its divisors is an integer number (5508126624).

Almost surely, 2^56653261332 is an apocalyptic number.

It is an amenable number.

56653261332 is an abundant number, since it is smaller than the sum of its proper divisors (75541777644).

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

56653261332 is a wasteful number, since it uses less digits than its factorization.

56653261332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146287 (or 146285 counting only the distinct ones).

The product of its digits is 583200, while the sum is 42.

Adding to 56653261332 its reverse (23316235665), we get a palindrome (79969496997).

The spelling of 56653261332 in words is "fifty-six billion, six hundred fifty-three million, two hundred sixty-one thousand, three hundred thirty-two".