655753155456 has 128 divisors (see below), whose sum is σ = 2018717544960. Its totient is φ = 184719144960.

The previous prime is 655753155437. The next prime is 655753155481. The reversal of 655753155456 is 654551357556.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 655753155396 and 655753155405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1527151 + ... + 1908846.

It is an arithmetic number, because the mean of its divisors is an integer number (15771230820).

Almost surely, 2^655753155456 is an apocalyptic number.

It is an amenable number.

655753155456 is an abundant number, since it is smaller than the sum of its proper divisors (1362964389504).

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

655753155456 is a wasteful number, since it uses less digits than its factorization.

655753155456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436092 (or 3436080 counting only the distinct ones).

The product of its digits is 47250000, while the sum is 57.

The spelling of 655753155456 in words is "six hundred fifty-five billion, seven hundred fifty-three million, one hundred fifty-five thousand, four hundred fifty-six".