1653409552 has 40 divisors (see below), whose sum is σ = 3326787072. Its totient is φ = 795206400.

The previous prime is 1653409519. The next prime is 1653409591. The reversal of 1653409552 is 2559043561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72852 + ... + 92812.

Almost surely, 2^1653409552 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 1653409552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1663393536).

1653409552 is an abundant number, since it is smaller than the sum of its proper divisors (1673377520).

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

1653409552 is a wasteful number, since it uses less digits than its factorization.

1653409552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20167 (or 20161 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 40.

The square root of 1653409552 is about 40662.1390485056. The cubic root of 1653409552 is about 1182.4791199361.

The spelling of 1653409552 in words is "one billion, six hundred fifty-three million, four hundred nine thousand, five hundred fifty-two".