2153552412 has 48 divisors (see below), whose sum is σ = 5670806400. Its totient is φ = 630087360.

The previous prime is 2153552407. The next prime is 2153552419. The reversal of 2153552412 is 2142553512.

It is a self number, because there is not a number n which added to its sum of digits gives 2153552412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153552419) 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, 277462 + ... + 285117.

It is an arithmetic number, because the mean of its divisors is an integer number (118141800).

Almost surely, 2^2153552412 is an apocalyptic number.

2153552412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2153552412 is an abundant number, since it is smaller than the sum of its proper divisors (3517253988).

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

2153552412 is a wasteful number, since it uses less digits than its factorization.

2153552412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562626 (or 562624 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 2153552412 is about 46406.3833109196. The cubic root of 2153552412 is about 1291.3733370147.

The spelling of 2153552412 in words is "two billion, one hundred fifty-three million, five hundred fifty-two thousand, four hundred twelve".