1602655956 has 72 divisors (see below), whose sum is σ = 4583158944. Its totient is φ = 485650080.

The previous prime is 1602655933. The next prime is 1602655969. The reversal of 1602655956 is 6595562061.

It is a super-2 number, since 2×1602655956² = 5137012226604547872, which contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 64255 + ... + 85638.

Almost surely, 2^1602655956 is an apocalyptic number.

It is an amenable number.

1602655956 is an abundant number, since it is smaller than the sum of its proper divisors (2980502988).

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

1602655956 is a wasteful number, since it uses less digits than its factorization.

1602655956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149923 (or 149909 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The square root of 1602655956 is about 40033.1856838798. The cubic root of 1602655956 is about 1170.2539093905.

The spelling of 1602655956 in words is "one billion, six hundred two million, six hundred fifty-five thousand, nine hundred fifty-six".