2620466143 has 4 divisors (see below), whose sum is σ = 2622932368. Its totient is φ = 2617999920.

The previous prime is 2620466141. The next prime is 2620466161. The reversal of 2620466143 is 3416640262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2620466143 - 2¹ = 2620466141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2620466099 and 2620466108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620466141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1231518 + ... + 1233643.

It is an arithmetic number, because the mean of its divisors is an integer number (655733092).

Almost surely, 2^2620466143 is an apocalyptic number.

2620466143 is a deficient number, since it is larger than the sum of its proper divisors (2466225).

2620466143 is a wasteful number, since it uses less digits than its factorization.

2620466143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466224.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2620466143 is about 51190.4887943063. The cubic root of 2620466143 is about 1378.6674357373.

The spelling of 2620466143 in words is "two billion, six hundred twenty million, four hundred sixty-six thousand, one hundred forty-three".