1602126380 has 48 divisors (see below), whose sum is σ = 3413340000. Its totient is φ = 631589376.

The previous prime is 1602126367. The next prime is 1602126397. The reversal of 1602126380 is 836212061.

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 15 ways as a sum of consecutive naturals, for example, 619931 + ... + 622509.

It is an arithmetic number, because the mean of its divisors is an integer number (71111250).

Almost surely, 2^1602126380 is an apocalyptic number.

1602126380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1602126380 is an abundant number, since it is smaller than the sum of its proper divisors (1811213620).

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

1602126380 is a wasteful number, since it uses less digits than its factorization.

1602126380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026 (or 3024 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1602126380 is about 40026.5709248244. The cubic root of 1602126380 is about 1170.1249969944.

The spelling of 1602126380 in words is "one billion, six hundred two million, one hundred twenty-six thousand, three hundred eighty".