2641662155 has 8 divisors (see below), whose sum is σ = 3458175984. Its totient is φ = 1921208800.

The previous prime is 2641662143. The next prime is 2641662161. The reversal of 2641662155 is 5512661462.

2641662155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2641662155 - 2⁶ = 2641662091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24015056 + ... + 24015165.

It is an arithmetic number, because the mean of its divisors is an integer number (432271998).

Almost surely, 2^2641662155 is an apocalyptic number.

2641662155 is a deficient number, since it is larger than the sum of its proper divisors (816513829).

2641662155 is a wasteful number, since it uses less digits than its factorization.

2641662155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48030237.

The product of its digits is 86400, while the sum is 38.

The square root of 2641662155 is about 51397.1025934342. The cubic root of 2641662155 is about 1382.3746405674.

The spelling of 2641662155 in words is "two billion, six hundred forty-one million, six hundred sixty-two thousand, one hundred fifty-five".