1604626055 has 8 divisors (see below), whose sum is σ = 1970331792. Its totient is φ = 1253847168.

The previous prime is 1604626043. The next prime is 1604626091. The reversal of 1604626055 is 5506264061.

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 1604626055 - 2⁶ = 1604625991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3731474 + ... + 3731903.

It is an arithmetic number, because the mean of its divisors is an integer number (246291474).

Almost surely, 2^1604626055 is an apocalyptic number.

1604626055 is a deficient number, since it is larger than the sum of its proper divisors (365705737).

1604626055 is an equidigital number, since it uses as much as digits as its factorization.

1604626055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7463425.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1604626055 is about 40057.7839501888. The cubic root of 1604626055 is about 1170.7332328933.

The spelling of 1604626055 in words is "one billion, six hundred four million, six hundred twenty-six thousand, fifty-five".