1602350649 has 24 divisors (see below), whose sum is σ = 2397088512. Its totient is φ = 1030760640.

The previous prime is 1602350641. The next prime is 1602350653. The reversal of 1602350649 is 9460532061.

It is a happy number.

1602350649 is a `hidden beast` number, since 1 + 6 + 0 + 2 + 3 + 5 + 0 + 649 = 666.

It is not a de Polignac number, because 1602350649 - 2³ = 1602350641 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1602350641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3357 + ... + 56709.

It is an arithmetic number, because the mean of its divisors is an integer number (99878688).

Almost surely, 2^1602350649 is an apocalyptic number.

It is an amenable number.

1602350649 is a deficient number, since it is larger than the sum of its proper divisors (794737863).

1602350649 is a wasteful number, since it uses less digits than its factorization.

1602350649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53477 (or 53474 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 1602350649 is about 40029.3723283291. The cubic root of 1602350649 is about 1170.1795932947.

The spelling of 1602350649 in words is "one billion, six hundred two million, three hundred fifty thousand, six hundred forty-nine".