1652415128 has 256 divisors, whose sum is σ = 4267468800. Its totient is φ = 581898240.

The previous prime is 1652415101. The next prime is 1652415131. The reversal of 1652415128 is 8215142561.

It is a super-3 number, since 3×1652415128³ (a number of 29 digits) contains 333 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 63 ways as a sum of consecutive naturals, for example, 19908575 + ... + 19908657.

It is an arithmetic number, because the mean of its divisors is an integer number (16669800).

Almost surely, 2^1652415128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1652415128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2133734400).

1652415128 is an abundant number, since it is smaller than the sum of its proper divisors (2615053672).

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

1652415128 is a wasteful number, since it uses less digits than its factorization.

1652415128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 198 counting only the distinct ones).

The product of its digits is 19200, while the sum is 35.

The square root of 1652415128 is about 40649.9093233921. The cubic root of 1652415128 is about 1182.2420096096.

Adding to 1652415128 its reverse (8215142561), we get a palindrome (9867557689).

The spelling of 1652415128 in words is "one billion, six hundred fifty-two million, four hundred fifteen thousand, one hundred twenty-eight".