1656252055 has 8 divisors (see below), whose sum is σ = 1989593712. Its totient is φ = 1323607488.

The previous prime is 1656252049. The next prime is 1656252061. The reversal of 1656252055 is 5502526561.

It is an interprime number because it is at equal distance from previous prime (1656252049) and next prime (1656252061).

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 1656252055 - 2⁵ = 1656252023 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, 169029 + ... + 178558.

It is an arithmetic number, because the mean of its divisors is an integer number (248699214).

Almost surely, 2^1656252055 is an apocalyptic number.

1656252055 is a deficient number, since it is larger than the sum of its proper divisors (333341657).

1656252055 is an equidigital number, since it uses as much as digits as its factorization.

1656252055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348545.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 1656252055 is about 40697.0767377707. The cubic root of 1656252055 is about 1183.1563621260.

The spelling of 1656252055 in words is "one billion, six hundred fifty-six million, two hundred fifty-two thousand, fifty-five".