1655134262768 has 20 divisors (see below), whose sum is σ = 3664940153520. Its totient is φ = 709343255424.

The previous prime is 1655134262759. The next prime is 1655134262879. The reversal of 1655134262768 is 8672624315561.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7388992133 + ... + 7388992356.

It is an arithmetic number, because the mean of its divisors is an integer number (183247007676).

Almost surely, 2^{1655134262768} is an apocalyptic number.

It is an amenable number.

1655134262768 is an abundant number, since it is smaller than the sum of its proper divisors (2009805890752).

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

1655134262768 is a wasteful number, since it uses less digits than its factorization.

1655134262768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14777984504 (or 14777984498 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 56.

The spelling of 1655134262768 in words is "one trillion, six hundred fifty-five billion, one hundred thirty-four million, two hundred sixty-two thousand, seven hundred sixty-eight".