654452056641 has 8 divisors (see below), whose sum is σ = 872635485664. Its totient is φ = 436284999360.

The previous prime is 654452056637. The next prime is 654452056667. The reversal of 654452056641 is 146650254456.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 654452056641 - 2² = 654452056637 is a prime.

It is a super-3 number, since 3×654452056641³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654452056631) 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, 3999355 + ... + 4159776.

It is an arithmetic number, because the mean of its divisors is an integer number (109079435708).

Almost surely, 2^654452056641 is an apocalyptic number.

It is an amenable number.

654452056641 is a deficient number, since it is larger than the sum of its proper divisors (218183429023).

654452056641 is a wasteful number, since it uses less digits than its factorization.

654452056641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8185871.

The product of its (nonzero) digits is 3456000, while the sum is 48.

It can be divided in two parts, 6544520 and 56641, that added together give a triangular number (6601161 = T₃₆₃₃).

The spelling of 654452056641 in words is "six hundred fifty-four billion, four hundred fifty-two million, fifty-six thousand, six hundred forty-one".