1655242560 has 112 divisors (see below), whose sum is σ = 5839358400. Its totient is φ = 441395712.

The previous prime is 1655242549. The next prime is 1655242573. The reversal of 1655242560 is 652425561.

1655242560 is a `hidden beast` number, since 1 + 6 + 5 + 52 + 42 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87150 + ... + 104429.

Almost surely, 2^1655242560 is an apocalyptic number.

1655242560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1655242560 is an abundant number, since it is smaller than the sum of its proper divisors (4184115840).

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

1655242560 is a wasteful number, since it uses less digits than its factorization.

1655242560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191605 (or 191589 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 1655242560 is about 40684.6722980535. The cubic root of 1655242560 is about 1182.9159331058.

The spelling of 1655242560 in words is "one billion, six hundred fifty-five million, two hundred forty-two thousand, five hundred sixty".