2147916552 has 64 divisors (see below), whose sum is σ = 5637988800. Its totient is φ = 680951040.

The previous prime is 2147916539. The next prime is 2147916553. The reversal of 2147916552 is 2556197412.

It is a super-2 number, since 2×2147916552² = 9227091028711137408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2147916553) 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, 23602 + ... + 69662.

It is an arithmetic number, because the mean of its divisors is an integer number (88093575).

Almost surely, 2^2147916552 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 2147916552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2818994400).

2147916552 is an abundant number, since it is smaller than the sum of its proper divisors (3490072248).

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

2147916552 is a wasteful number, since it uses less digits than its factorization.

2147916552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46166 (or 46162 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The square root of 2147916552 is about 46345.6206345324. The cubic root of 2147916552 is about 1290.2458422147.

The spelling of 2147916552 in words is "two billion, one hundred forty-seven million, nine hundred sixteen thousand, five hundred fifty-two".