655819301952 has 168 divisors, whose sum is σ = 2016631780800. Its totient is φ = 211068135936.

The previous prime is 655819301933. The next prime is 655819301993. The reversal of 655819301952 is 259103918556.

655819301952 is a `hidden beast` number, since 6 + 5 + 581 + 9 + 3 + 0 + 1 + 9 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 276052 + ... + 1178067.

It is an arithmetic number, because the mean of its divisors is an integer number (12003760600).

Almost surely, 2^655819301952 is an apocalyptic number.

It is an amenable number.

655819301952 is an abundant number, since it is smaller than the sum of its proper divisors (1360812478848).

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

655819301952 is a wasteful number, since it uses less digits than its factorization.

655819301952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454175 (or 1454153 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 54.

The spelling of 655819301952 in words is "six hundred fifty-five billion, eight hundred nineteen million, three hundred one thousand, nine hundred fifty-two".