655293072455064 has 40 divisors (see below), whose sum is σ = 1835427355720860. Its totient is φ = 218431024151472.

The previous prime is 655293072455057. The next prime is 655293072455071. The reversal of 655293072455064 is 460554270392556.

655293072455064 is a `hidden beast` number, since 6 + 5 + 5 + 2 + 9 + 3 + 0 + 72 + 4 + 550 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (655293072455057) and next prime (655293072455071).

It is a junction number, because it is equal to n+sod(n) for n = 655293072454992 and 655293072455010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 505627370074 + ... + 505627371369.

Almost surely, 2^{655293072455064} is an apocalyptic number.

It is an amenable number.

655293072455064 is an abundant number, since it is smaller than the sum of its proper divisors (1180134283265796).

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

655293072455064 is a wasteful number, since it uses less digits than its factorization.

655293072455064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011254741461 (or 1011254741448 counting only the distinct ones).

The product of its (nonzero) digits is 272160000, while the sum is 63.

The spelling of 655293072455064 in words is "six hundred fifty-five trillion, two hundred ninety-three billion, seventy-two million, four hundred fifty-five thousand, sixty-four".