2541216156 has 24 divisors (see below), whose sum is σ = 5988215184. Its totient is φ = 838684800.

The previous prime is 2541216127. The next prime is 2541216173. The reversal of 2541216156 is 6516121452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047145 + ... + 1049568.

It is an arithmetic number, because the mean of its divisors is an integer number (249508966).

Almost surely, 2^2541216156 is an apocalyptic number.

It is an amenable number.

2541216156 is an abundant number, since it is smaller than the sum of its proper divisors (3446999028).

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

2541216156 is a wasteful number, since it uses less digits than its factorization.

2541216156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096821 (or 2096819 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 2541216156 is about 50410.4766492046. The cubic root of 2541216156 is about 1364.6267154081.

The spelling of 2541216156 in words is "two billion, five hundred forty-one million, two hundred sixteen thousand, one hundred fifty-six".