1655060520 has 32 divisors (see below), whose sum is σ = 4965181920. Its totient is φ = 441349440.

The previous prime is 1655060501. The next prime is 1655060543. The reversal of 1655060520 is 250605561.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6895966 + ... + 6896205.

It is an arithmetic number, because the mean of its divisors is an integer number (155161935).

Almost surely, 2^1655060520 is an apocalyptic number.

1655060520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1655060520 is an abundant number, since it is smaller than the sum of its proper divisors (3310121400).

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

1655060520 is a wasteful number, since it uses less digits than its factorization.

1655060520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13792185 (or 13792181 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 1655060520 is about 40682.4350303666. The cubic root of 1655060520 is about 1182.8725666699.

The spelling of 1655060520 in words is "one billion, six hundred fifty-five million, sixty thousand, five hundred twenty".