56673391452 has 24 divisors (see below), whose sum is σ = 132246454032. Its totient is φ = 18889910400.

The previous prime is 56673391441. The next prime is 56673391459. The reversal of 56673391452 is 25419337665.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56673391395 and 56673391404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56673391459) 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, 52002 + ... + 340662.

It is an arithmetic number, because the mean of its divisors is an integer number (5510268918).

Almost surely, 2^56673391452 is an apocalyptic number.

It is an amenable number.

56673391452 is an abundant number, since it is smaller than the sum of its proper divisors (75573062580).

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

56673391452 is a wasteful number, since it uses less digits than its factorization.

56673391452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305029 (or 305027 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 51.

The spelling of 56673391452 in words is "fifty-six billion, six hundred seventy-three million, three hundred ninety-one thousand, four hundred fifty-two".