1655550500005 has 8 divisors (see below), whose sum is σ = 1988694035352. Its totient is φ = 1323084776448.

The previous prime is 1655550499987. The next prime is 1655550500047. The reversal of 1655550500005 is 5000050555561.

It can be written as a sum of positive squares in 4 ways, for example, as 217702495396 + 1437848004609 = 466586^2 + 1199103^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1655550500005 - 2⁷ = 1655550499877 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 169447572 + ... + 169457341.

It is an arithmetic number, because the mean of its divisors is an integer number (248586754419).

Almost surely, 2^{1655550500005} is an apocalyptic number.

It is an amenable number.

1655550500005 is a deficient number, since it is larger than the sum of its proper divisors (333143535347).

1655550500005 is an equidigital number, since it uses as much as digits as its factorization.

1655550500005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338905895.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 1655550500005 in words is "one trillion, six hundred fifty-five billion, five hundred fifty million, five hundred thousand, five".