2147916550 has 24 divisors (see below), whose sum is σ = 4302443376. Its totient is φ = 793076640.

The previous prime is 2147916539. The next prime is 2147916553. The reversal of 2147916550 is 556197412.

It is a super-2 number, since 2×2147916550² = 9227091011527805000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1651594 + ... + 1652893.

It is an arithmetic number, because the mean of its divisors is an integer number (179268474).

Almost surely, 2^2147916550 is an apocalyptic number.

2147916550 is an abundant number, since it is smaller than the sum of its proper divisors (2154526826).

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

2147916550 is a wasteful number, since it uses less digits than its factorization.

2147916550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3304512 (or 3304507 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 2147916550 is about 46345.6206129554. The cubic root of 2147916550 is about 1290.2458418143.

The spelling of 2147916550 in words is "two billion, one hundred forty-seven million, nine hundred sixteen thousand, five hundred fifty".