1655267441 has 24 divisors (see below), whose sum is σ = 1859830560. Its totient is φ = 1468800000.

The previous prime is 1655267437. The next prime is 1655267459. The reversal of 1655267441 is 1447625561.

It is not a de Polignac number, because 1655267441 - 2² = 1655267437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1655267431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1377641 + ... + 1378841.

It is an arithmetic number, because the mean of its divisors is an integer number (77492940).

Almost surely, 2^1655267441 is an apocalyptic number.

It is an amenable number.

1655267441 is a deficient number, since it is larger than the sum of its proper divisors (204563119).

1655267441 is a wasteful number, since it uses less digits than its factorization.

1655267441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505 (or 1488 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 1655267441 is about 40684.9780754519. The cubic root of 1655267441 is about 1182.9218601292.

The spelling of 1655267441 in words is "one billion, six hundred fifty-five million, two hundred sixty-seven thousand, four hundred forty-one".