1653020352 has 112 divisors (see below), whose sum is σ = 4875276000. Its totient is φ = 549227520.

The previous prime is 1653020351. The next prime is 1653020371. The reversal of 1653020352 is 2530203561.

1653020352 is a `hidden beast` number, since 1 + 6 + 5 + 302 + 0 + 352 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1653020351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601702 + ... + 604442.

It is an arithmetic number, because the mean of its divisors is an integer number (43529250).

Almost surely, 2^1653020352 is an apocalyptic number.

1653020352 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 1653020352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2437638000).

1653020352 is an abundant number, since it is smaller than the sum of its proper divisors (3222255648).

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

1653020352 is a wasteful number, since it uses less digits than its factorization.

1653020352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3095 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1653020352 is about 40657.3529881127. The cubic root of 1653020352 is about 1182.3863304659.

The spelling of 1653020352 in words is "one billion, six hundred fifty-three million, twenty thousand, three hundred fifty-two".