1646150352 has 160 divisors (see below), whose sum is σ = 5342229504. Its totient is φ = 424320000.

The previous prime is 1646150351. The next prime is 1646150353. The reversal of 1646150352 is 2530516461.

It is an interprime number because it is at equal distance from previous prime (1646150351) and next prime (1646150353).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1646150351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 504727 + ... + 507977.

Almost surely, 2^1646150352 is an apocalyptic number.

1646150352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1646150352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2671114752).

1646150352 is an abundant number, since it is smaller than the sum of its proper divisors (3696079152).

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

1646150352 is a wasteful number, since it uses less digits than its factorization.

1646150352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3417 (or 3411 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1646150352 is about 40572.7784604407. The cubic root of 1646150352 is about 1180.7460455036.

It can be divided in two parts, 164 and 6150352, that added together give a palindrome (6150516).

The spelling of 1646150352 in words is "one billion, six hundred forty-six million, one hundred fifty thousand, three hundred fifty-two".