1604076655 has 8 divisors (see below), whose sum is σ = 1925738784. Its totient is φ = 1282696800.

The previous prime is 1604076631. The next prime is 1604076673. The reversal of 1604076655 is 5566704061.

1604076655 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1604076655 - 2¹³ = 1604068463 is a prime.

It is a super-4 number, since 4×1604076655⁴ (a number of 38 digits) contains 4444 as substring.

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, 57856 + ... + 80965.

It is an arithmetic number, because the mean of its divisors is an integer number (240717348).

Almost surely, 2^1604076655 is an apocalyptic number.

1604076655 is a deficient number, since it is larger than the sum of its proper divisors (321662129).

1604076655 is a wasteful number, since it uses less digits than its factorization.

1604076655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141137.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 1604076655 is about 40050.9257695749. The cubic root of 1604076655 is about 1170.5996037823.

The spelling of 1604076655 in words is "one billion, six hundred four million, seventy-six thousand, six hundred fifty-five".