655097252870 has 16 divisors (see below), whose sum is σ = 1179186059520. Its totient is φ = 262036455744.

The previous prime is 655097252869. The next prime is 655097252893. The reversal of 655097252870 is 78252790556.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1149194 + ... + 1621986.

It is an arithmetic number, because the mean of its divisors is an integer number (73699128720).

Almost surely, 2^655097252870 is an apocalyptic number.

655097252870 is a deficient number, since it is larger than the sum of its proper divisors (524088806650).

655097252870 is a wasteful number, since it uses less digits than its factorization.

655097252870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611359.

The product of its (nonzero) digits is 10584000, while the sum is 56.

The spelling of 655097252870 in words is "six hundred fifty-five billion, ninety-seven million, two hundred fifty-two thousand, eight hundred seventy".