2642723029 has 2 divisors, whose sum is σ = 2642723030. Its totient is φ = 2642723028.

The previous prime is 2642723011. The next prime is 2642723051. The reversal of 2642723029 is 9203272462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2502300529 + 140422500 = 50023^2 + 11850^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642723029 - 2²³ = 2634334421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2642723059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321361514 + 1321361515.

It is an arithmetic number, because the mean of its divisors is an integer number (1321361515).

Almost surely, 2^2642723029 is an apocalyptic number.

It is an amenable number.

2642723029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642723029 is an equidigital number, since it uses as much as digits as its factorization.

2642723029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 2642723029 is about 51407.4219252434. The cubic root of 2642723029 is about 1382.5596666301.

The spelling of 2642723029 in words is "two billion, six hundred forty-two million, seven hundred twenty-three thousand, twenty-nine".