1602641064 has 32 divisors (see below), whose sum is σ = 4007603520. Its totient is φ = 534080256.

The previous prime is 1602641063. The next prime is 1602641071. The reversal of 1602641064 is 4601462061.

It is not an unprimeable number, because it can be changed into a prime (1602641063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155149 + ... + 165155.

It is an arithmetic number, because the mean of its divisors is an integer number (125237610).

Almost surely, 2^1602641064 is an apocalyptic number.

It is an amenable number.

1602641064 is an abundant number, since it is smaller than the sum of its proper divisors (2404962456).

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

1602641064 is a wasteful number, since it uses less digits than its factorization.

1602641064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16689 (or 16685 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1602641064 is about 40032.9996877576. Note that the first 3 decimals coincide. The cubic root of 1602641064 is about 1170.2502846834.

The spelling of 1602641064 in words is "one billion, six hundred two million, six hundred forty-one thousand, sixty-four".