612655655403 has 32 divisors (see below), whose sum is σ = 907633728000. Its totient is φ = 364477881600.

The previous prime is 612655655357. The next prime is 612655655411. The reversal of 612655655403 is 304556556216.

It is not a de Polignac number, because 612655655403 - 2³⁸ = 337777748459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (612655655203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34378 + ... + 1107471.

It is an arithmetic number, because the mean of its divisors is an integer number (28363554000).

Almost surely, 2^612655655403 is an apocalyptic number.

612655655403 is a deficient number, since it is larger than the sum of its proper divisors (294978072597).

612655655403 is a wasteful number, since it uses less digits than its factorization.

612655655403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142163.

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 612655655403 in words is "six hundred twelve billion, six hundred fifty-five million, six hundred fifty-five thousand, four hundred three".