1655261070 has 32 divisors (see below), whose sum is σ = 3976307712. Its totient is φ = 440993952.

The previous prime is 1655261017. The next prime is 1655261093. The reversal of 1655261070 is 701625561.

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, 8079 + ... + 58101.

It is an arithmetic number, because the mean of its divisors is an integer number (124259616).

Almost surely, 2^1655261070 is an apocalyptic number.

1655261070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1655261070 is an abundant number, since it is smaller than the sum of its proper divisors (2321046642).

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

1655261070 is a wasteful number, since it uses less digits than its factorization.

1655261070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51136.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 1655261070 is about 40684.8997786648. The cubic root of 1655261070 is about 1182.9203424681.

The spelling of 1655261070 in words is "one billion, six hundred fifty-five million, two hundred sixty-one thousand, seventy".