655465504747 has 4 divisors (see below), whose sum is σ = 655467442056. Its totient is φ = 655463567440.

The previous prime is 655465504717. The next prime is 655465504787. The reversal of 655465504747 is 747405564556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 655465504747 - 2³⁹ = 105709690859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655465504691 and 655465504700.

It is not an unprimeable number, because it can be changed into a prime (655465504717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313393 + ... + 1187074.

It is an arithmetic number, because the mean of its divisors is an integer number (163866860514).

Almost surely, 2^655465504747 is an apocalyptic number.

655465504747 is a deficient number, since it is larger than the sum of its proper divisors (1937309).

655465504747 is a wasteful number, since it uses less digits than its factorization.

655465504747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937308.

The product of its (nonzero) digits is 70560000, while the sum is 58.

The spelling of 655465504747 in words is "six hundred fifty-five billion, four hundred sixty-five million, five hundred four thousand, seven hundred forty-seven".