2672621843 has 2 divisors, whose sum is σ = 2672621844. Its totient is φ = 2672621842.

The previous prime is 2672621803. The next prime is 2672621869. The reversal of 2672621843 is 3481262762.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2672621843 - 2⁶ = 2672621779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2672621843.

It is not a weakly prime, because it can be changed into another prime (2672621803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1336310921 + 1336310922.

It is an arithmetic number, because the mean of its divisors is an integer number (1336310922).

Almost surely, 2^2672621843 is an apocalyptic number.

2672621843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2672621843 is an equidigital number, since it uses as much as digits as its factorization.

2672621843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 41.

The square root of 2672621843 is about 51697.4065403672. The cubic root of 2672621843 is about 1387.7540533957.

The spelling of 2672621843 in words is "two billion, six hundred seventy-two million, six hundred twenty-one thousand, eight hundred forty-three".